Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2047366894', 'doi': 'https://doi.org/10.1365/s10337-009-1208-7', 'title': 'Analysis of Hexanal and Heptanal in Human Blood by Simultaneous Derivatization and Dispersive Liquid–Liquid Microextraction then LC–APCI–MS–MS', 'display_name': 'Analysis of Hexanal and Heptanal in Human Blood by Simultaneous Derivatization and Dispersive Liquid–Liquid Microextraction then LC–APCI–MS–MS', 'publication_year': 2009, 'publication_date': '2009-07-04', 'ids': {'openalex': 'https://openalex.org/W2047366894', 'doi': 'https://doi.org/10.1365/s10337-009-1208-7', 'mag': '2047366894'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1365/s10337-009-1208-7', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S6712347', 'display_name': 'Chromatographia', 'issn_l': '0009-5893', 'issn': ['0009-5893', '1612-1112'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319900', 'host_organization_name': 'Springer Science+Business Media', 'host_organization_lineage': ['https://openalex.org/P4310319965', 'https://openalex.org/P4310319900'], 'host_organization_lineage_names': ['Springer Nature', 'Springer Science+Business Media'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5076837663', 'display_name': 'Hui Xu', 'orcid': 'https://orcid.org/0000-0003-1999-9806'}, 'institutions': [{'id': 'https://openalex.org/I37461747', 'display_name': 'Wuhan University', 'ror': 'https://ror.org/033vjfk17', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I37461747']}, {'id': 'https://openalex.org/I40963666', 'display_name': 'Central China Normal University', 'ror': 'https://ror.org/03x1jna21', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I40963666']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Hui Xu', 'raw_affiliation_strings': ['Ministry of Education, Central China Normal University', 'Wuhan University'], 'affiliations': [{'raw_affiliation_string': 'Wuhan University', 'institution_ids': ['https://openalex.org/I37461747']}, {'raw_affiliation_string': 'Ministry of Education, Central China Normal University', 'institution_ids': ['https://openalex.org/I40963666']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5100674656', 'display_name': 'Dandan Song', 'orcid': 'https://orcid.org/0000-0002-5050-8211'}, 'institutions': [{'id': 'https://openalex.org/I40963666', 'display_name': 'Central China Normal University', 'ror': 'https://ror.org/03x1jna21', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I40963666']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Dandan Song', 'raw_affiliation_strings': ['Ministry of Education, Central China Normal University'], 'affiliations': [{'raw_affiliation_string': 'Ministry of Education, Central China Normal University', 'institution_ids': ['https://openalex.org/I40963666']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5088688235', 'display_name': 'Yanfang Cui', 'orcid': 'https://orcid.org/0000-0002-1041-9097'}, 'institutions': [{'id': 'https://openalex.org/I40963666', 'display_name': 'Central China Normal University', 'ror': 'https://ror.org/03x1jna21', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I40963666']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Yanfang Cui', 'raw_affiliation_strings': ['Ministry of Education, Central China Normal University'], 'affiliations': [{'raw_affiliation_string': 'Ministry of Education, Central China Normal University', 'institution_ids': ['https://openalex.org/I40963666']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5073570261', 'display_name': 'Sheng Hu', 'orcid': 'https://orcid.org/0000-0002-2709-6976'}, 'institutions': [{'id': 'https://openalex.org/I4210160841', 'display_name': 'Hubei Cancer Hospital', 'ror': 'https://ror.org/05p38yh32', 'country_code': 'CN', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210160841']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Sheng Hu', 'raw_affiliation_strings': ['Hubei Cancer Hospital'], 'affiliations': [{'raw_affiliation_string': 'Hubei Cancer Hospital', 'institution_ids': ['https://openalex.org/I4210160841']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5101629899', 'display_name': 'Qiong‐Wei Yu', 'orcid': 'https://orcid.org/0000-0002-9032-6156'}, 'institutions': [{'id': 'https://openalex.org/I37461747', 'display_name': 'Wuhan University', 'ror': 'https://ror.org/033vjfk17', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I37461747']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Qiong-Wei Yu', 'raw_affiliation_strings': ['Wuhan Univ.,'], 'affiliations': [{'raw_affiliation_string': 'Wuhan Univ.,', 'institution_ids': ['https://openalex.org/I37461747']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5040331037', 'display_name': 'Yu‐Qi Feng', 'orcid': 'https://orcid.org/0000-0003-1107-5385'}, 'institutions': [{'id': 'https://openalex.org/I37461747', 'display_name': 'Wuhan University', 'ror': 'https://ror.org/033vjfk17', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I37461747']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Yu-Qi Feng', 'raw_affiliation_strings': ['Wuhan Univ.,'], 'affiliations': [{'raw_affiliation_string': 'Wuhan Univ.,', 'institution_ids': ['https://openalex.org/I37461747']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 3, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 2790, 'currency': 'EUR', 'value_usd': 3590, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 3.96, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 37, 'citation_normalized_percentile': {'value': 0.913989, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 92, 'max': 93}, 'biblio': {'volume': '70', 'issue': '5-6', 'first_page': '775', 'last_page': '781'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10180', 'display_name': 'Analytical chemistry methods development', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/1602', 'display_name': 'Analytical Chemistry'}, 'field': {'id': 'https://openalex.org/fields/16', 'display_name': 'Chemistry'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10180', 'display_name': 'Analytical chemistry methods development', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/1602', 'display_name': 'Analytical Chemistry'}, 'field': {'id': 'https://openalex.org/fields/16', 'display_name': 'Chemistry'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T11667', 'display_name': 'Advanced Chemical Sensor Technologies', 'score': 0.9992, 'subfield': {'id': 'https://openalex.org/subfields/2204', 'display_name': 'Biomedical Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10683', 'display_name': 'Mass Spectrometry Techniques and Applications', 'score': 0.9991, 'subfield': {'id': 'https://openalex.org/subfields/1607', 'display_name': 'Spectroscopy'}, 'field': {'id': 'https://openalex.org/fields/16', 'display_name': 'Chemistry'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/heptanal', 'display_name': 'Heptanal', 'score': 0.90244734}, {'id': 'https://openalex.org/keywords/atmospheric-pressure-chemical-ionization', 'display_name': 'Atmospheric-pressure chemical ionization', 'score': 0.6675791}, {'id': 'https://openalex.org/keywords/sample-preparation', 'display_name': 'Sample Preparation', 'score': 0.62133944}, {'id': 'https://openalex.org/keywords/solid-phase-microextraction', 'display_name': 'Solid-Phase Microextraction', 'score': 0.57734454}, {'id': 'https://openalex.org/keywords/repeatability', 'display_name': 'Repeatability', 'score': 0.5311899}], 'concepts': [{'id': 'https://openalex.org/C2776923573', 'wikidata': 'https://www.wikidata.org/wiki/Q2294884', 'display_name': 'Derivatization', 'level': 3, 'score': 0.92130375}, {'id': 'https://openalex.org/C2776418261', 'wikidata': 'https://www.wikidata.org/wiki/Q425827', 'display_name': 'Heptanal', 'level': 4, 'score': 0.90244734}, {'id': 'https://openalex.org/C43617362', 'wikidata': 'https://www.wikidata.org/wiki/Q170050', 'display_name': 'Chromatography', 'level': 1, 'score': 0.8855796}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.8653493}, {'id': 'https://openalex.org/C2778353584', 'wikidata': 'https://www.wikidata.org/wiki/Q420698', 'display_name': 'Hexanal', 'level': 2, 'score': 0.84094596}, {'id': 'https://openalex.org/C148065180', 'wikidata': 'https://www.wikidata.org/wiki/Q900711', 'display_name': 'Atmospheric-pressure chemical ionization', 'level': 5, 'score': 0.6675791}, {'id': 'https://openalex.org/C4725764', 'wikidata': 'https://www.wikidata.org/wiki/Q844704', 'display_name': 'Extraction (chemistry)', 'level': 2, 'score': 0.63488424}, {'id': 'https://openalex.org/C2778576202', 'wikidata': 'https://www.wikidata.org/wiki/Q2540164', 'display_name': 'Sample preparation', 'level': 2, 'score': 0.62133944}, {'id': 'https://openalex.org/C2778533135', 'wikidata': 'https://www.wikidata.org/wiki/Q903970', 'display_name': 'Solid-phase microextraction', 'level': 4, 'score': 0.57734454}, {'id': 'https://openalex.org/C154020017', 'wikidata': 'https://www.wikidata.org/wiki/Q520171', 'display_name': 'Repeatability', 'level': 2, 'score': 0.5311899}, {'id': 'https://openalex.org/C162356407', 'wikidata': 'https://www.wikidata.org/wiki/Q180809', 'display_name': 'Mass spectrometry', 'level': 2, 'score': 0.36473936}, {'id': 'https://openalex.org/C205345274', 'wikidata': 'https://www.wikidata.org/wiki/Q873009', 'display_name': 'Gas chromatography–mass spectrometry', 'level': 3, 'score': 0.34538877}, {'id': 'https://openalex.org/C51884965', 'wikidata': 'https://www.wikidata.org/wiki/Q471254', 'display_name': 'Chemical ionization', 'level': 4, 'score': 0.15593773}, {'id': 'https://openalex.org/C2779825165', 'wikidata': 'https://www.wikidata.org/wiki/Q101497', 'display_name': 'Aldehyde', 'level': 3, 'score': 0.09068617}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.0835529}, {'id': 'https://openalex.org/C145148216', 'wikidata': 'https://www.wikidata.org/wiki/Q36496', 'display_name': 'Ion', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C198291218', 'wikidata': 'https://www.wikidata.org/wiki/Q190382', 'display_name': 'Ionization', 'level': 3, 'score': 0.0}, {'id': 'https://openalex.org/C161790260', 'wikidata': 'https://www.wikidata.org/wiki/Q82264', 'display_name': 'Catalysis', 'level': 2, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1365/s10337-009-1208-7', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S6712347', 'display_name': 'Chromatographia', 'issn_l': '0009-5893', 'issn': ['0009-5893', '1612-1112'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319900', 'host_organization_name': 'Springer Science+Business Media', 'host_organization_lineage': ['https://openalex.org/P4310319965', 'https://openalex.org/P4310319900'], 'host_organization_lineage_names': ['Springer Nature', 'Springer Science+Business Media'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'score': 0.53, 'display_name': 'Life below water', 'id': 'https://metadata.un.org/sdg/14'}, {'score': 0.47, 'display_name': 'Clean water and sanitation', 'id': 'https://metadata.un.org/sdg/6'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 27, 'referenced_works': ['https://openalex.org/W1967590475', 'https://openalex.org/W1968046980', 'https://openalex.org/W1968534437', 'https://openalex.org/W1973396905', 'https://openalex.org/W1993708109', 'https://openalex.org/W2001473672', 'https://openalex.org/W2003471941', 'https://openalex.org/W2021447790', 'https://openalex.org/W2023200099', 'https://openalex.org/W2024401987', 'https://openalex.org/W2027265172', 'https://openalex.org/W2027443731', 'https://openalex.org/W2043095959', 'https://openalex.org/W2050468388', 'https://openalex.org/W2053589876', 'https://openalex.org/W2068948174', 'https://openalex.org/W2071964104', 'https://openalex.org/W2072580689', 'https://openalex.org/W2072727557', 'https://openalex.org/W2074181611', 'https://openalex.org/W2079570362', 'https://openalex.org/W2089461162', 'https://openalex.org/W2093293961', 'https://openalex.org/W2152280524', 'https://openalex.org/W2418964759', 'https://openalex.org/W3188892999', 'https://openalex.org/W90484665'], 'related_works': ['https://openalex.org/W3202130297', 'https://openalex.org/W2360574471', 'https://openalex.org/W2186297438', 'https://openalex.org/W2123658247', 'https://openalex.org/W2103718668', 'https://openalex.org/W2076999965', 'https://openalex.org/W2029724200', 'https://openalex.org/W2015097027', 'https://openalex.org/W1988179438', 'https://openalex.org/W1968951580'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2047366894', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2023, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 2}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 4}, {'year': 2018, 'cited_by_count': 2}, {'year': 2017, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 2}, {'year': 2014, 'cited_by_count': 4}, {'year': 2013, 'cited_by_count': 5}, {'year': 2012, 'cited_by_count': 4}], 'updated_date': '2025-01-04T14:09:51.640255', 'created_date': '2016-06-24'}