Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2046017277', 'doi': 'https://doi.org/10.1097/00000542-200108000-00022', 'title': 'A New Model of Electrically Evoked Pain and Hyperalgesia in Human Skin', 'display_name': 'A New Model of Electrically Evoked Pain and Hyperalgesia in Human Skin', 'publication_year': 2001, 'publication_date': '2001-08-01', 'ids': {'openalex': 'https://openalex.org/W2046017277', 'doi': 'https://doi.org/10.1097/00000542-200108000-00022', 'mag': '2046017277', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/11506112'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1097/00000542-200108000-00022', 'pdf_url': 'https://pubs.asahq.org/anesthesiology/article-pdf/95/2/395/333017/0000542-200108000-00022.pdf', 'source': {'id': 'https://openalex.org/S124035732', 'display_name': 'Anesthesiology', 'issn_l': '0003-3022', 'issn': ['0003-3022', '1528-1175'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315671', 'host_organization_name': 'Lippincott Williams & Wilkins', 'host_organization_lineage': ['https://openalex.org/P4310315671', 'https://openalex.org/P4310318547'], 'host_organization_lineage_names': ['Lippincott Williams & Wilkins', 'Wolters Kluwer'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'https://pubs.asahq.org/anesthesiology/article-pdf/95/2/395/333017/0000542-200108000-00022.pdf', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5041785267', 'display_name': 'Wolfgang Koppert', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I2802742190', 'display_name': 'American Society of Anesthesiologists', 'ror': 'https://ror.org/03g3kfn65', 'country_code': 'US', 'type': 'other', 'lineage': ['https://openalex.org/I2802742190']}, {'id': 'https://openalex.org/I181369854', 'display_name': 'Friedrich-Alexander-Universität Erlangen-Nürnberg', 'ror': 'https://ror.org/00f7hpc57', 'country_code': 'DE', 'type': 'education', 'lineage': ['https://openalex.org/I181369854']}], 'countries': ['DE', 'US'], 'is_corresponding': False, 'raw_author_name': 'Wolfgang Koppert', 'raw_affiliation_strings': ['Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.', 'Staff Anesthesiologist.'], 'affiliations': [{'raw_affiliation_string': 'Staff Anesthesiologist.', 'institution_ids': ['https://openalex.org/I2802742190']}, {'raw_affiliation_string': 'Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.', 'institution_ids': ['https://openalex.org/I181369854']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5063970537', 'display_name': 'S. Dern', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I2802742190', 'display_name': 'American Society of Anesthesiologists', 'ror': 'https://ror.org/03g3kfn65', 'country_code': 'US', 'type': 'other', 'lineage': ['https://openalex.org/I2802742190']}, {'id': 'https://openalex.org/I181369854', 'display_name': 'Friedrich-Alexander-Universität Erlangen-Nürnberg', 'ror': 'https://ror.org/00f7hpc57', 'country_code': 'DE', 'type': 'education', 'lineage': ['https://openalex.org/I181369854']}], 'countries': ['DE', 'US'], 'is_corresponding': False, 'raw_author_name': 'Sara\xa0K. Dern', 'raw_affiliation_strings': ['Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.', 'Staff Anesthesiologist.'], 'affiliations': [{'raw_affiliation_string': 'Staff Anesthesiologist.', 'institution_ids': ['https://openalex.org/I2802742190']}, {'raw_affiliation_string': 'Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.', 'institution_ids': ['https://openalex.org/I181369854']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5069701113', 'display_name': 'Reinhard Sittl', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I2802742190', 'display_name': 'American Society of Anesthesiologists', 'ror': 'https://ror.org/03g3kfn65', 'country_code': 'US', 'type': 'other', 'lineage': ['https://openalex.org/I2802742190']}, {'id': 'https://openalex.org/I181369854', 'display_name': 'Friedrich-Alexander-Universität Erlangen-Nürnberg', 'ror': 'https://ror.org/00f7hpc57', 'country_code': 'DE', 'type': 'education', 'lineage': ['https://openalex.org/I181369854']}], 'countries': ['DE', 'US'], 'is_corresponding': False, 'raw_author_name': 'Reinhard Sittl', 'raw_affiliation_strings': ['Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.', 'Staff Anesthesiologist.'], 'affiliations': [{'raw_affiliation_string': 'Staff Anesthesiologist.', 'institution_ids': ['https://openalex.org/I2802742190']}, {'raw_affiliation_string': 'Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.', 'institution_ids': ['https://openalex.org/I181369854']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5051683377', 'display_name': 'Susanne Albrecht', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I53276908', 'display_name': 'Marymount University', 'ror': 'https://ror.org/0008kv292', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I53276908']}, {'id': 'https://openalex.org/I181369854', 'display_name': 'Friedrich-Alexander-Universität Erlangen-Nürnberg', 'ror': 'https://ror.org/00f7hpc57', 'country_code': 'DE', 'type': 'education', 'lineage': ['https://openalex.org/I181369854']}], 'countries': ['DE', 'US'], 'is_corresponding': False, 'raw_author_name': 'Sven Albrecht', 'raw_affiliation_strings': ['Assistant Professor.', 'Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.'], 'affiliations': [{'raw_affiliation_string': 'Assistant Professor.', 'institution_ids': ['https://openalex.org/I53276908']}, {'raw_affiliation_string': 'Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.', 'institution_ids': ['https://openalex.org/I181369854']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5010752486', 'display_name': 'J. Schüttler', 'orcid': 'https://orcid.org/0000-0001-5088-2169'}, 'institutions': [{'id': 'https://openalex.org/I181369854', 'display_name': 'Friedrich-Alexander-Universität Erlangen-Nürnberg', 'ror': 'https://ror.org/00f7hpc57', 'country_code': 'DE', 'type': 'education', 'lineage': ['https://openalex.org/I181369854']}], 'countries': ['DE'], 'is_corresponding': False, 'raw_author_name': 'Jürgen Schüttler', 'raw_affiliation_strings': ['Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.'], 'affiliations': [{'raw_affiliation_string': 'Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.', 'institution_ids': ['https://openalex.org/I181369854']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5090603265', 'display_name': 'Martin Schmelz', 'orcid': 'https://orcid.org/0000-0002-9736-7241'}, 'institutions': [{'id': 'https://openalex.org/I181369854', 'display_name': 'Friedrich-Alexander-Universität Erlangen-Nürnberg', 'ror': 'https://ror.org/00f7hpc57', 'country_code': 'DE', 'type': 'education', 'lineage': ['https://openalex.org/I181369854']}], 'countries': ['DE'], 'is_corresponding': False, 'raw_author_name': 'Martin Schmelz', 'raw_affiliation_strings': ['Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.'], 'affiliations': [{'raw_affiliation_string': 'Received from the Departments of Anesthesiology and Physiology I, Univer-sity of Erlangen-Nuremberg, Erlangen, Germany.', 'institution_ids': ['https://openalex.org/I181369854']}]}], 'countries_distinct_count': 2, 'institutions_distinct_count': 3, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 4.793, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 190, 'citation_normalized_percentile': {'value': 0.926058, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 98, 'max': 99}, 'biblio': {'volume': '95', 'issue': '2', 'first_page': '395', 'last_page': '402'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10196', 'display_name': 'Mechanisms and Management of Neuropathic Pain', 'score': 0.9984, 'subfield': {'id': 'https://openalex.org/subfields/2737', 'display_name': 'Physiology'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10196', 'display_name': 'Mechanisms and Management of Neuropathic Pain', 'score': 0.9984, 'subfield': {'id': 'https://openalex.org/subfields/2737', 'display_name': 'Physiology'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, {'id': 'https://openalex.org/T11601', 'display_name': 'Neural Interface Technology', 'score': 0.9972, 'subfield': {'id': 'https://openalex.org/subfields/2804', 'display_name': 'Cellular and Molecular Neuroscience'}, 'field': {'id': 'https://openalex.org/fields/28', 'display_name': 'Neuroscience'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T10704', 'display_name': 'Innovations in Transdermal Drug Delivery Systems', 'score': 0.9605, 'subfield': {'id': 'https://openalex.org/subfields/3003', 'display_name': 'Pharmaceutical Science'}, 'field': {'id': 'https://openalex.org/fields/30', 'display_name': 'Pharmacology, Toxicology and Pharmaceutics'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/pain-modulation', 'display_name': 'Pain Modulation', 'score': 0.597977}, {'id': 'https://openalex.org/keywords/hyperalgesia', 'display_name': 'Hyperalgesia', 'score': 0.588854}, {'id': 'https://openalex.org/keywords/allodynia', 'display_name': 'Allodynia', 'score': 0.58026564}, {'id': 'https://openalex.org/keywords/alfentanil', 'display_name': 'Alfentanil', 'score': 0.53478855}, {'id': 'https://openalex.org/keywords/electrical-stimulation', 'display_name': 'Electrical Stimulation', 'score': 0.52952}, {'id': 'https://openalex.org/keywords/skin-permeation-enhancement', 'display_name': 'Skin Permeation Enhancement', 'score': 0.523576}, {'id': 'https://openalex.org/keywords/skin-penetration-enhancers', 'display_name': 'Skin Penetration Enhancers', 'score': 0.520893}, {'id': 'https://openalex.org/keywords/crossover-study', 'display_name': 'Crossover study', 'score': 0.4662114}], 'concepts': [{'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.8702265}, {'id': 'https://openalex.org/C2779245659', 'wikidata': 'https://www.wikidata.org/wiki/Q1633866', 'display_name': 'Hyperalgesia', 'level': 4, 'score': 0.8655796}, {'id': 'https://openalex.org/C42219234', 'wikidata': 'https://www.wikidata.org/wiki/Q131130', 'display_name': 'Anesthesia', 'level': 1, 'score': 0.7855816}, {'id': 'https://openalex.org/C2780795376', 'wikidata': 'https://www.wikidata.org/wiki/Q243547', 'display_name': 'Ketamine', 'level': 2, 'score': 0.7355262}, {'id': 'https://openalex.org/C2780149897', 'wikidata': 'https://www.wikidata.org/wiki/Q216935', 'display_name': 'Lidocaine', 'level': 2, 'score': 0.709463}, {'id': 'https://openalex.org/C2780820201', 'wikidata': 'https://www.wikidata.org/wiki/Q173235', 'display_name': 'Analgesic', 'level': 2, 'score': 0.65852815}, {'id': 'https://openalex.org/C2777883359', 'wikidata': 'https://www.wikidata.org/wiki/Q1888634', 'display_name': 'Allodynia', 'level': 5, 'score': 0.58026564}, {'id': 'https://openalex.org/C2781091344', 'wikidata': 'https://www.wikidata.org/wiki/Q176533', 'display_name': 'Alfentanil', 'level': 3, 'score': 0.53478855}, {'id': 'https://openalex.org/C87813604', 'wikidata': 'https://www.wikidata.org/wiki/Q1242899', 'display_name': 'Crossover study', 'level': 4, 'score': 0.4662114}, {'id': 'https://openalex.org/C27081682', 'wikidata': 'https://www.wikidata.org/wiki/Q269829', 'display_name': 'Placebo', 'level': 3, 'score': 0.3437917}, {'id': 'https://openalex.org/C15490471', 'wikidata': 'https://www.wikidata.org/wiki/Q2734305', 'display_name': 'Nociception', 'level': 3, 'score': 0.21198708}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.07932395}, {'id': 'https://openalex.org/C2776277131', 'wikidata': 'https://www.wikidata.org/wiki/Q422740', 'display_name': 'Propofol', 'level': 2, 'score': 0.048941463}, {'id': 'https://openalex.org/C170493617', 'wikidata': 'https://www.wikidata.org/wiki/Q208467', 'display_name': 'Receptor', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C204787440', 'wikidata': 'https://www.wikidata.org/wiki/Q188504', 'display_name': 'Alternative medicine', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C142724271', 'wikidata': 'https://www.wikidata.org/wiki/Q7208', 'display_name': 'Pathology', 'level': 1, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D000700', 'descriptor_name': 'Analgesics', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D006930', 'descriptor_name': 'Hyperalgesia', 'qualifier_ui': 'Q000523', 'qualifier_name': 'psychology', 'is_major_topic': True}, {'descriptor_ui': 'D010147', 'descriptor_name': 'Pain Measurement', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': True}, {'descriptor_ui': 'D012879', 'descriptor_name': 'Skin Physiological Phenomena', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D000328', 'descriptor_name': 'Adult', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015760', 'descriptor_name': 'Alfentanil', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015760', 'descriptor_name': 'Alfentanil', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': False}, {'descriptor_ui': 'D000700', 'descriptor_name': 'Analgesics', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000701', 'descriptor_name': 'Analgesics, Opioid', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000701', 'descriptor_name': 'Analgesics, Opioid', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': False}, {'descriptor_ui': 'D000778', 'descriptor_name': 'Anesthetics, Dissociative', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000778', 'descriptor_name': 'Anesthetics, Dissociative', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': False}, {'descriptor_ui': 'D000779', 'descriptor_name': 'Anesthetics, Local', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000779', 'descriptor_name': 'Anesthetics, Local', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': False}, {'descriptor_ui': 'D001369', 'descriptor_name': 'Axons', 'qualifier_ui': 'Q000502', 'qualifier_name': 'physiology', 'is_major_topic': False}, {'descriptor_ui': 'D001369', 'descriptor_name': 'Axons', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D018592', 'descriptor_name': 'Cross-Over Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004311', 'descriptor_name': 'Double-Blind Method', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004558', 'descriptor_name': 'Electric Stimulation', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005260', 'descriptor_name': 'Female', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006801', 'descriptor_name': 'Humans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006930', 'descriptor_name': 'Hyperalgesia', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007649', 'descriptor_name': 'Ketamine', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007649', 'descriptor_name': 'Ketamine', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': False}, {'descriptor_ui': 'D008012', 'descriptor_name': 'Lidocaine', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': False}, {'descriptor_ui': 'D008012', 'descriptor_name': 'Lidocaine', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008297', 'descriptor_name': 'Male', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008875', 'descriptor_name': 'Middle Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008954', 'descriptor_name': 'Models, Biological', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010147', 'descriptor_name': 'Pain Measurement', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012018', 'descriptor_name': 'Reflex', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012018', 'descriptor_name': 'Reflex', 'qualifier_ui': 'Q000502', 'qualifier_name': 'physiology', 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1097/00000542-200108000-00022', 'pdf_url': 'https://pubs.asahq.org/anesthesiology/article-pdf/95/2/395/333017/0000542-200108000-00022.pdf', 'source': {'id': 'https://openalex.org/S124035732', 'display_name': 'Anesthesiology', 'issn_l': '0003-3022', 'issn': ['0003-3022', '1528-1175'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315671', 'host_organization_name': 'Lippincott Williams & Wilkins', 'host_organization_lineage': ['https://openalex.org/P4310315671', 'https://openalex.org/P4310318547'], 'host_organization_lineage_names': ['Lippincott Williams & Wilkins', 'Wolters Kluwer'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/11506112', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1097/00000542-200108000-00022', 'pdf_url': 'https://pubs.asahq.org/anesthesiology/article-pdf/95/2/395/333017/0000542-200108000-00022.pdf', 'source': {'id': 'https://openalex.org/S124035732', 'display_name': 'Anesthesiology', 'issn_l': '0003-3022', 'issn': ['0003-3022', '1528-1175'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315671', 'host_organization_name': 'Lippincott Williams & Wilkins', 'host_organization_lineage': ['https://openalex.org/P4310315671', 'https://openalex.org/P4310318547'], 'host_organization_lineage_names': ['Lippincott Williams & Wilkins', 'Wolters Kluwer'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'display_name': 'Good health and well-being', 'score': 0.72, 'id': 'https://metadata.un.org/sdg/3'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W2891055556', 'https://openalex.org/W2165580339', 'https://openalex.org/W2141365591', 'https://openalex.org/W2128692107', 'https://openalex.org/W2127152798', 'https://openalex.org/W2109254845', 'https://openalex.org/W2075046805', 'https://openalex.org/W2006267079', 'https://openalex.org/W1990308378', 'https://openalex.org/W1964759322'], 'abstract_inverted_index': {'Background': [0], 'The': [1], 'authors': [2], 'used': [3, 36], 'the': [4, 90, 102, 107, 139, 173], 'analgesics': [5], 'alfentanil,': [6], 'S(+)-ketamine,': [7, 67], 'and': [8, 20, 58, 68, 95, 118, 123, 136, 165, 178, 185, 189], 'systemic': [9, 146], 'lidocaine': [10, 69, 147], 'to': [11, 37, 53], 'examine': [12], 'a': [13, 27, 76], 'new': [14, 159], 'human': [15], 'model': [16, 160], 'of': [17, 45, 49, 97, 109, 130, 145, 161, 172, 176, 196], 'experimental': [18, 141], 'pain': [19, 40, 93, 117, 164], 'hyperalgesia.': [21], 'Methods': [22], 'Transcutaneous': [23], 'electrical': [24], 'stimulation': [25, 103], 'at': [26], 'high': [28, 182], 'current': [29], 'density': [30], '(5': [31], 'Hz,': [32], '67.5+/-6.6': [33], 'mA)': [34], 'was': [35, 133, 167, 191], 'provoke': [38], 'acute': [39], '(numeric': [41], 'rating': [42], 'scale,': [43], '5': [44], '10),': [46], 'stable': [47, 100], 'areas': [48, 96], 'secondary': [50, 131], 'mechanical': [51], 'hyperalgesia': [52, 98, 122, 132, 166], 'pin': [54, 120], 'prick': [55, 121], '(43.6+/-32.1': [56], 'cm2),': [57], 'light': [59], 'touch': [60], '(27.5+/-16.2': [61], 'cm2)': [62], 'for': [63, 72, 138], '2': [64], 'h.': [65], 'Alfentanil,': [66], 'were': [70, 99], 'applied': [71], '20': [73], 'min': [74], 'in': [75, 81], 'double-blind,': [77], 'placebo-controlled,': [78], 'crossover': [79], 'design': [80], '12': [82], 'subjects': [83], 'using': [84], 'target': [85], 'controlled': [86], 'infusions.': [87], 'Results': [88], 'In': [89], 'placebo': [91], 'session,': [92], 'ratings': [94], 'during': [101, 125], 'period,': [104], 'which': [105, 169, 190], 'facilitated': [106], 'assessment': [108, 171], 'analgesic': [110, 151, 177], 'effects.': [111, 156], 'Alfentanil': [112], 'effectively': [113], 'inhibited': [114], 'electrically': [115, 162], 'evoked': [116], 'reduced': [119], 'allodynia': [124], 'its': [126], 'infusion.': [127], 'S(+)-ketamine-induced': [128], 'inhibition': [129], 'more': [134], 'pronounced': [135], 'lasted': [137], 'whole': [140], 'protocol.': [142], 'Therapeutic': [143], 'levels': [144], 'showed': [148], 'only': [149], 'marginal': [150], 'effects,': [152], 'but': [153], 'lasting': [154], 'antihyperalgesic': [155, 179], 'Conclusions': [157], 'A': [158], 'induced': [163], 'established,': [168], 'enabled': [170], 'time': [174], 'course': [175], 'effects': [180], 'with': [181], 'temporal': [183], 'resolution': [184], 'minimum': [186], 'tissue': [187], 'damage': [188], 'further': [192], 'validated': [193], 'by': [194], 'use': [195], 'common': [197], 'intravenous': [198], 'anesthetics.': [199]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2046017277', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2023, 'cited_by_count': 2}, {'year': 2022, 'cited_by_count': 4}, {'year': 2021, 'cited_by_count': 8}, {'year': 2020, 'cited_by_count': 7}, {'year': 2018, 'cited_by_count': 3}, {'year': 2017, 'cited_by_count': 5}, {'year': 2016, 'cited_by_count': 7}, {'year': 2015, 'cited_by_count': 6}, {'year': 2014, 'cited_by_count': 7}, {'year': 2013, 'cited_by_count': 8}, {'year': 2012, 'cited_by_count': 16}], 'updated_date': '2024-08-14T00:33:24.746262', 'created_date': '2016-06-24'}