Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1979852909', 'doi': 'https://doi.org/10.1016/s0016-5085(98)84012-2', 'title': "Reliability of a cronh's disease clinical classification scheme based on disease behaviour", 'display_name': "Reliability of a cronh's disease clinical classification scheme based on disease behaviour", 'publication_year': 1998, 'publication_date': '1998-04-01', 'ids': {'openalex': 'https://openalex.org/W1979852909', 'doi': 'https://doi.org/10.1016/s0016-5085(98)84012-2', 'mag': '1979852909', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/9741028'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1016/s0016-5085(98)84012-2', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S143352558', 'display_name': 'Gastroenterology', 'issn_l': '0016-5085', 'issn': ['0016-5085', '1528-0012'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], '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://doi.org/10.1016/s0016-5085(98)84012-2', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5071897911', 'display_name': 'Nigel Girgrah', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'N. Girgrah', 'raw_affiliation_strings': ['Department of Medicine, Inflammatory Bowel Disease Centre, Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada'], 'affiliations': [{'raw_affiliation_string': 'Department of Medicine, Inflammatory Bowel Disease Centre, Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada', 'institution_ids': ['https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5103641572', 'display_name': 'Robin S. McLeod', 'orcid': 'https://orcid.org/0000-0003-3221-6896'}, 'institutions': [{'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'R.S. McLeod', 'raw_affiliation_strings': ['Department of Surgery, Inflammatory Bowel Disease Centre, Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada'], 'affiliations': [{'raw_affiliation_string': 'Department of Surgery, Inflammatory Bowel Disease Centre, Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada', 'institution_ids': ['https://openalex.org/I185261750']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5111961163', 'display_name': 'A.H. Steinhart', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}, {'id': 'https://openalex.org/I1291836623', 'display_name': 'Mount Sinai Hospital', 'ror': 'https://ror.org/05deks119', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I4210130843']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'A.H. Steinhart', 'raw_affiliation_strings': ['Department of Medicine, Mount Sinai Hospital, University of Toronto, Ontario, Canada'], 'affiliations': [{'raw_affiliation_string': 'Department of Medicine, Mount Sinai Hospital, University of Toronto, Ontario, Canada', 'institution_ids': ['https://openalex.org/I185261750', 'https://openalex.org/I1291836623']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 3800, 'currency': 'USD', 'value_usd': 3800, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 1.052, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 51, 'citation_normalized_percentile': {'value': 0.814902, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 92, 'max': 93}, 'biblio': {'volume': '114', 'issue': None, 'first_page': 'A985', 'last_page': 'A985'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11316', 'display_name': 'Mycobacterium research and diagnosis', 'score': 0.9939, 'subfield': {'id': 'https://openalex.org/subfields/2713', 'display_name': 'Epidemiology'}, '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/T11316', 'display_name': 'Mycobacterium research and diagnosis', 'score': 0.9939, 'subfield': {'id': 'https://openalex.org/subfields/2713', 'display_name': 'Epidemiology'}, '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/T13569', 'display_name': 'Microscopic Colitis', 'score': 0.992, 'subfield': {'id': 'https://openalex.org/subfields/2713', 'display_name': 'Epidemiology'}, '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/T10185', 'display_name': 'Lymphoma Diagnosis and Treatment', 'score': 0.9855, 'subfield': {'id': 'https://openalex.org/subfields/2734', 'display_name': 'Pathology and Forensic Medicine'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/kappa', 'display_name': 'Kappa', 'score': 0.92580795}, {'id': 'https://openalex.org/keywords/inter-rater-reliability', 'display_name': 'Inter-Rater Reliability', 'score': 0.89220786}, {'id': 'https://openalex.org/keywords/cohens-kappa', 'display_name': "Cohen's kappa", 'score': 0.78778744}, {'id': 'https://openalex.org/keywords/classification-scheme', 'display_name': 'Classification scheme', 'score': 0.48363054}], 'concepts': [{'id': 'https://openalex.org/C2778724333', 'wikidata': 'https://www.wikidata.org/wiki/Q14401', 'display_name': 'Kappa', 'level': 2, 'score': 0.92580795}, {'id': 'https://openalex.org/C61863361', 'wikidata': 'https://www.wikidata.org/wiki/Q470749', 'display_name': 'Inter-rater reliability', 'level': 3, 'score': 0.89220786}, {'id': 'https://openalex.org/C163864269', 'wikidata': 'https://www.wikidata.org/wiki/Q1107106', 'display_name': "Cohen's kappa", 'level': 2, 'score': 0.78778744}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.6812811}, {'id': 'https://openalex.org/C2779134260', 'wikidata': 'https://www.wikidata.org/wiki/Q12136', 'display_name': 'Disease', 'level': 2, 'score': 0.5321967}, {'id': 'https://openalex.org/C13460635', 'wikidata': 'https://www.wikidata.org/wiki/Q85753676', 'display_name': 'Classification scheme', 'level': 2, 'score': 0.48363054}, {'id': 'https://openalex.org/C535046627', 'wikidata': 'https://www.wikidata.org/wiki/Q30612', 'display_name': 'Clinical trial', 'level': 2, 'score': 0.42380893}, {'id': 'https://openalex.org/C1862650', 'wikidata': 'https://www.wikidata.org/wiki/Q186005', 'display_name': 'Physical therapy', 'level': 1, 'score': 0.3907258}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.37334156}, {'id': 'https://openalex.org/C141071460', 'wikidata': 'https://www.wikidata.org/wiki/Q40821', 'display_name': 'Surgery', 'level': 1, 'score': 0.33821887}, {'id': 'https://openalex.org/C105795698', 'wikidata': 'https://www.wikidata.org/wiki/Q12483', 'display_name': 'Statistics', 'level': 1, 'score': 0.21078247}, {'id': 'https://openalex.org/C83849319', 'wikidata': 'https://www.wikidata.org/wiki/Q7295720', 'display_name': 'Rating scale', 'level': 2, 'score': 0.13873553}, {'id': 'https://openalex.org/C119857082', 'wikidata': 'https://www.wikidata.org/wiki/Q2539', 'display_name': 'Machine learning', 'level': 1, 'score': 0.11039403}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.0962086}, {'id': 'https://openalex.org/C2524010', 'wikidata': 'https://www.wikidata.org/wiki/Q8087', 'display_name': 'Geometry', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D003424', 'descriptor_name': 'Crohn Disease', 'qualifier_ui': 'Q000145', 'qualifier_name': 'classification', 'is_major_topic': True}, {'descriptor_ui': 'D003424', 'descriptor_name': 'Crohn Disease', 'qualifier_ui': 'Q000473', 'qualifier_name': 'pathology', 'is_major_topic': True}, {'descriptor_ui': 'D018450', 'descriptor_name': 'Disease Progression', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D012720', 'descriptor_name': 'Severity of Illness Index', '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': 'D003251', 'descriptor_name': 'Constriction, Pathologic', 'qualifier_ui': 'Q000209', 'qualifier_name': 'etiology', 'is_major_topic': False}, {'descriptor_ui': 'D003251', 'descriptor_name': 'Constriction, Pathologic', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003424', 'descriptor_name': 'Crohn Disease', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D003424', 'descriptor_name': 'Crohn Disease', 'qualifier_ui': 'Q000628', 'qualifier_name': 'therapy', 'is_major_topic': False}, {'descriptor_ui': 'D003424', 'descriptor_name': 'Crohn Disease', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005838', 'descriptor_name': 'Genotype', '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': 'D007412', 'descriptor_name': 'Intestinal Fistula', 'qualifier_ui': 'Q000209', 'qualifier_name': 'etiology', 'is_major_topic': False}, {'descriptor_ui': 'D007412', 'descriptor_name': 'Intestinal Fistula', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007416', 'descriptor_name': 'Intestinal Perforation', 'qualifier_ui': 'Q000209', 'qualifier_name': 'etiology', 'is_major_topic': False}, {'descriptor_ui': 'D007416', 'descriptor_name': 'Intestinal Perforation', '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': 'D015588', 'descriptor_name': 'Observer Variation', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010641', 'descriptor_name': 'Phenotype', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015203', 'descriptor_name': 'Reproducibility of Results', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1016/s0016-5085(98)84012-2', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S143352558', 'display_name': 'Gastroenterology', 'issn_l': '0016-5085', 'issn': ['0016-5085', '1528-0012'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], '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/9741028', '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/10.1016/s0016-5085(98)84012-2', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S143352558', 'display_name': 'Gastroenterology', 'issn_l': '0016-5085', 'issn': ['0016-5085', '1528-0012'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 5, 'referenced_works': ['https://openalex.org/W1977066327', 'https://openalex.org/W2038876182', 'https://openalex.org/W2099855942', 'https://openalex.org/W2123016196', 'https://openalex.org/W2150235251'], 'related_works': ['https://openalex.org/W96748260', 'https://openalex.org/W4294214983', 'https://openalex.org/W2581818947', 'https://openalex.org/W2330902540', 'https://openalex.org/W2054015915', 'https://openalex.org/W1996751524', 'https://openalex.org/W1984207165', 'https://openalex.org/W1979852909', 'https://openalex.org/W1976976697', 'https://openalex.org/W1966976587'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1979852909', 'counts_by_year': [{'year': 2021, 'cited_by_count': 2}, {'year': 2018, 'cited_by_count': 1}, {'year': 2017, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 2}, {'year': 2014, 'cited_by_count': 1}], 'updated_date': '2024-12-09T14:48:36.100386', 'created_date': '2016-06-24'}