Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1987280378', 'doi': 'https://doi.org/10.1016/j.addr.2009.09.005', 'title': 'Squalene: A natural triterpene for use in disease management and therapy', 'display_name': 'Squalene: A natural triterpene for use in disease management and therapy', 'publication_year': 2009, 'publication_date': '2009-12-01', 'ids': {'openalex': 'https://openalex.org/W1987280378', 'doi': 'https://doi.org/10.1016/j.addr.2009.09.005', 'mag': '1987280378', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/19804806'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/j.addr.2009.09.005', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S114437232', 'display_name': 'Advanced Drug Delivery Reviews', 'issn_l': '0169-409X', 'issn': ['0169-409X', '1872-8294'], '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': None, 'is_accepted': False, 'is_published': False}, 'type': 'review', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], '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/A5059351608', 'display_name': 'L. Harivardhan Reddy', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210117966', 'display_name': 'Institut Galien Paris-Saclay', 'ror': 'https://ror.org/02mnw9q71', 'country_code': 'FR', 'type': 'facility', 'lineage': ['https://openalex.org/I1294671590', 'https://openalex.org/I4210117966', 'https://openalex.org/I4210128300']}, {'id': 'https://openalex.org/I102197404', 'display_name': 'Université Paris-Sud', 'ror': 'https://ror.org/028rypz17', 'country_code': 'FR', 'type': 'education', 'lineage': ['https://openalex.org/I102197404']}, {'id': 'https://openalex.org/I1294671590', 'display_name': 'Centre National de la Recherche Scientifique', 'ror': 'https://ror.org/02feahw73', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I1294671590']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'L. Harivardhan Reddy', 'raw_affiliation_strings': ['Univ. Paris-Sud XI, Faculté de Pharmacie, UMR CNRS 8612, 92296 Châtenay-Malabry Cedex, France'], 'affiliations': [{'raw_affiliation_string': 'Univ. Paris-Sud XI, Faculté de Pharmacie, UMR CNRS 8612, 92296 Châtenay-Malabry Cedex, France', 'institution_ids': ['https://openalex.org/I4210117966', 'https://openalex.org/I102197404', 'https://openalex.org/I1294671590']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5078174247', 'display_name': 'Patrick Couvreur', 'orcid': 'https://orcid.org/0000-0001-7961-5443'}, 'institutions': [{'id': 'https://openalex.org/I102197404', 'display_name': 'Université Paris-Sud', 'ror': 'https://ror.org/028rypz17', 'country_code': 'FR', 'type': 'education', 'lineage': ['https://openalex.org/I102197404']}, {'id': 'https://openalex.org/I1294671590', 'display_name': 'Centre National de la Recherche Scientifique', 'ror': 'https://ror.org/02feahw73', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I1294671590']}, {'id': 'https://openalex.org/I4210117966', 'display_name': 'Institut Galien Paris-Saclay', 'ror': 'https://ror.org/02mnw9q71', 'country_code': 'FR', 'type': 'facility', 'lineage': ['https://openalex.org/I1294671590', 'https://openalex.org/I4210117966', 'https://openalex.org/I4210128300']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'Patrick Couvreur', 'raw_affiliation_strings': ['Univ. Paris-Sud XI, Faculté de Pharmacie, UMR CNRS 8612, 92296 Châtenay-Malabry Cedex, France'], 'affiliations': [{'raw_affiliation_string': 'Univ. Paris-Sud XI, Faculté de Pharmacie, UMR CNRS 8612, 92296 Châtenay-Malabry Cedex, France', 'institution_ids': ['https://openalex.org/I102197404', 'https://openalex.org/I1294671590', 'https://openalex.org/I4210117966']}]}], 'countries_distinct_count': 1, 'institutions_distinct_count': 3, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 5150, 'currency': 'USD', 'value_usd': 5150, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 1.726, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 335, 'citation_normalized_percentile': {'value': 0.797619, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': '61', 'issue': '15', 'first_page': '1412', 'last_page': '1426'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10211', 'display_name': 'Computational Methods in Drug Discovery', 'score': 0.9989, 'subfield': {'id': 'https://openalex.org/subfields/1703', 'display_name': 'Computational Theory and Mathematics'}, 'field': {'id': 'https://openalex.org/fields/17', 'display_name': 'Computer Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10211', 'display_name': 'Computational Methods in Drug Discovery', 'score': 0.9989, 'subfield': {'id': 'https://openalex.org/subfields/1703', 'display_name': 'Computational Theory and Mathematics'}, 'field': {'id': 'https://openalex.org/fields/17', 'display_name': 'Computer Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T11882', 'display_name': 'Biosynthesis and Engineering of Terpenoids', 'score': 0.9988, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T11385', 'display_name': 'Biological Activities of Triterpenoids and Saponins', 'score': 0.9986, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/squalene', 'display_name': 'Squalene', 'score': 0.9916884}, {'id': 'https://openalex.org/keywords/excipient', 'display_name': 'Excipient', 'score': 0.58081883}, {'id': 'https://openalex.org/keywords/triterpene-biosynthesis', 'display_name': 'Triterpene Biosynthesis', 'score': 0.524652}, {'id': 'https://openalex.org/keywords/terpene', 'display_name': 'Terpene', 'score': 0.4198029}], 'concepts': [{'id': 'https://openalex.org/C2776703722', 'wikidata': 'https://www.wikidata.org/wiki/Q407560', 'display_name': 'Squalene', 'level': 2, 'score': 0.9916884}, {'id': 'https://openalex.org/C2780527577', 'wikidata': 'https://www.wikidata.org/wiki/Q2915788', 'display_name': 'Triterpene', 'level': 3, 'score': 0.8533413}, {'id': 'https://openalex.org/C98274493', 'wikidata': 'https://www.wikidata.org/wiki/Q128406', 'display_name': 'Pharmacology', 'level': 1, 'score': 0.61413366}, {'id': 'https://openalex.org/C2777239854', 'wikidata': 'https://www.wikidata.org/wiki/Q902638', 'display_name': 'Excipient', 'level': 2, 'score': 0.58081883}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.48232767}, {'id': 'https://openalex.org/C2778163477', 'wikidata': 'https://www.wikidata.org/wiki/Q43656', 'display_name': 'Cholesterol', 'level': 2, 'score': 0.4765868}, {'id': 'https://openalex.org/C44937612', 'wikidata': 'https://www.wikidata.org/wiki/Q212364', 'display_name': 'Terpene', 'level': 2, 'score': 0.4198029}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.3108051}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.30702436}, {'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': 'D004337', 'descriptor_name': 'Drug Carriers', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': True}, {'descriptor_ui': 'D009369', 'descriptor_name': 'Neoplasms', 'qualifier_ui': 'Q000517', 'qualifier_name': 'prevention & control', 'is_major_topic': True}, {'descriptor_ui': 'D013185', 'descriptor_name': 'Squalene', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': True}, {'descriptor_ui': 'D000284', 'descriptor_name': 'Administration, Oral', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000818', 'descriptor_name': 'Animals', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004337', 'descriptor_name': 'Drug Carriers', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004655', 'descriptor_name': 'Emulsions', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004655', 'descriptor_name': 'Emulsions', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D005079', 'descriptor_name': 'Excipients', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005079', 'descriptor_name': 'Excipients', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': False}, {'descriptor_ui': 'D018014', 'descriptor_name': 'Gene Transfer Techniques', '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': 'D008958', 'descriptor_name': 'Models, Molecular', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015394', 'descriptor_name': 'Molecular Structure', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009369', 'descriptor_name': 'Neoplasms', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013185', 'descriptor_name': 'Squalene', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013185', 'descriptor_name': 'Squalene', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D013729', 'descriptor_name': 'Terpenes', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013729', 'descriptor_name': 'Terpenes', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D014612', 'descriptor_name': 'Vaccines', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014612', 'descriptor_name': 'Vaccines', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/j.addr.2009.09.005', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S114437232', 'display_name': 'Advanced Drug Delivery Reviews', 'issn_l': '0169-409X', 'issn': ['0169-409X', '1872-8294'], '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': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/19804806', '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': None, 'sustainable_development_goals': [{'score': 0.72, 'display_name': 'Good health and well-being', 'id': 'https://metadata.un.org/sdg/3'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 138, 'referenced_works': ['https://openalex.org/W109820725', 'https://openalex.org/W1245741737', 'https://openalex.org/W1533103613', 'https://openalex.org/W1543572242', 'https://openalex.org/W1553571595', 'https://openalex.org/W1562776962', 'https://openalex.org/W1576617000', 'https://openalex.org/W1578624228', 'https://openalex.org/W1578738846', 'https://openalex.org/W177504901', 'https://openalex.org/W1881102979', 'https://openalex.org/W1898384084', 'https://openalex.org/W1956929478', 'https://openalex.org/W1968328674', 'https://openalex.org/W1968874358', 'https://openalex.org/W1970280907', 'https://openalex.org/W1973463089', 'https://openalex.org/W1975106516', 'https://openalex.org/W1979262529', 'https://openalex.org/W1980834707', 'https://openalex.org/W1984337392', 'https://openalex.org/W1984957474', 'https://openalex.org/W1988182707', 'https://openalex.org/W1989829818', 'https://openalex.org/W1992865052', 'https://openalex.org/W1993193469', 'https://openalex.org/W1996243500', 'https://openalex.org/W1996998905', 'https://openalex.org/W2000416803', 'https://openalex.org/W2002498988', 'https://openalex.org/W2002533190', 'https://openalex.org/W2004105134', 'https://openalex.org/W2012568186', 'https://openalex.org/W2015158975', 'https://openalex.org/W2015387862', 'https://openalex.org/W2015568295', 'https://openalex.org/W2016916538', 'https://openalex.org/W2017098460', 'https://openalex.org/W2017453510', 'https://openalex.org/W2017588435', 'https://openalex.org/W2018918720', 'https://openalex.org/W2019119995', 'https://openalex.org/W2020508199', 'https://openalex.org/W2021560572', 'https://openalex.org/W2021833133', 'https://openalex.org/W2024041817', 'https://openalex.org/W2024548737', 'https://openalex.org/W2024675048', 'https://openalex.org/W2025248824', 'https://openalex.org/W2028697973', 'https://openalex.org/W2029515374', 'https://openalex.org/W2032536428', 'https://openalex.org/W2033252275', 'https://openalex.org/W2037810071', 'https://openalex.org/W2038535387', 'https://openalex.org/W2040673474', 'https://openalex.org/W2041727257', 'https://openalex.org/W2041913614', 'https://openalex.org/W2042690925', 'https://openalex.org/W2043165163', 'https://openalex.org/W2045255553', 'https://openalex.org/W2047585981', 'https://openalex.org/W2048933340', 'https://openalex.org/W2050758528', 'https://openalex.org/W2051936437', 'https://openalex.org/W2053112142', 'https://openalex.org/W2053798163', 'https://openalex.org/W2054135380', 'https://openalex.org/W2056029374', 'https://openalex.org/W2056296319', 'https://openalex.org/W2059215918', 'https://openalex.org/W2061491370', 'https://openalex.org/W2067087090', 'https://openalex.org/W2067398273', 'https://openalex.org/W2070002398', 'https://openalex.org/W2070101126', 'https://openalex.org/W2075662063', 'https://openalex.org/W2077211943', 'https://openalex.org/W2080720583', 'https://openalex.org/W2083174350', 'https://openalex.org/W2085373268', 'https://openalex.org/W2086212200', 'https://openalex.org/W2087100934', 'https://openalex.org/W2088566214', 'https://openalex.org/W2090754320', 'https://openalex.org/W2091126706', 'https://openalex.org/W2091403015', 'https://openalex.org/W2092057012', 'https://openalex.org/W2092442000', 'https://openalex.org/W2093487867', 'https://openalex.org/W2101841579', 'https://openalex.org/W2105528332', 'https://openalex.org/W2111751619', 'https://openalex.org/W2112099544', 'https://openalex.org/W2118222755', 'https://openalex.org/W2118512375', 'https://openalex.org/W2120492855', 'https://openalex.org/W2125283587', 'https://openalex.org/W2125919094', 'https://openalex.org/W2127057396', 'https://openalex.org/W2127437708', 'https://openalex.org/W2129786920', 'https://openalex.org/W2133988865', 'https://openalex.org/W2138188118', 'https://openalex.org/W2141471350', 'https://openalex.org/W2146167243', 'https://openalex.org/W2146388330', 'https://openalex.org/W2149539499', 'https://openalex.org/W2149967577', 'https://openalex.org/W2150508940', 'https://openalex.org/W2151634703', 'https://openalex.org/W2156608990', 'https://openalex.org/W2159356563', 'https://openalex.org/W2159594827', 'https://openalex.org/W2161254114', 'https://openalex.org/W2162421198', 'https://openalex.org/W2162677741', 'https://openalex.org/W2162837738', 'https://openalex.org/W2164168857', 'https://openalex.org/W2164456881', 'https://openalex.org/W2166640876', 'https://openalex.org/W2167528779', 'https://openalex.org/W2178446093', 'https://openalex.org/W2182586560', 'https://openalex.org/W2331458772', 'https://openalex.org/W2342463665', 'https://openalex.org/W2411884793', 'https://openalex.org/W2419188933', 'https://openalex.org/W2464216227', 'https://openalex.org/W2472054894', 'https://openalex.org/W3124782622', 'https://openalex.org/W3193177704', 'https://openalex.org/W33680892', 'https://openalex.org/W4211071303', 'https://openalex.org/W4254408311', 'https://openalex.org/W4290141058', 'https://openalex.org/W69550992', 'https://openalex.org/W72663320'], 'related_works': ['https://openalex.org/W4281708620', 'https://openalex.org/W4250293105', 'https://openalex.org/W3045215689', 'https://openalex.org/W2971355494', 'https://openalex.org/W2740633037', 'https://openalex.org/W2526314354', 'https://openalex.org/W2089775130', 'https://openalex.org/W2064304227', 'https://openalex.org/W2056858926', 'https://openalex.org/W2038652730'], 'abstract_inverted_index': {'Squalene': [0], 'is': [1, 17, 53, 91, 128, 139, 183], 'a': [2, 11, 24, 72, 92, 162], 'natural': [3], 'lipid': [4], 'belonging': [5], 'to': [6, 33, 79, 105, 111, 122, 147, 200], 'the': [7, 106, 119, 149, 171, 184], 'terpenoid': [8], 'family': [9], 'and': [10, 21, 29, 35, 48, 65, 75, 126, 177, 190, 203], 'precursor': [12], 'of': [13, 27, 41, 95, 108, 152, 156, 173, 187], 'cholesterol': [14], 'biosynthesis.': [15], 'It': [16], 'synthesized': [18], 'in': [19, 23, 59], 'humans': [20], 'also': [22], 'wide': [25], 'array': [26], 'organisms': [28], 'substances,': [30], 'from': [31], 'sharks': [32], 'olives': [34], 'even': [36], 'bran,': [37], 'among': [38], 'others.': [39], 'Because': [40], 'its': [42, 112, 188], 'significant': [43], 'dietary': [44], 'benefits,': [45], 'biocompatibility,': [46], 'inertness,': [47], 'other': [49, 178], 'advantageous': [50], 'properties,': [51], 'squalene': [52, 69, 84, 117, 161], 'extensively': [54], 'used': [55, 146], 'as': [56, 71], 'an': [57], 'excipient': [58, 165], 'pharmaceutical': [60, 167], 'formulations': [61], 'for': [62, 132, 166, 170], 'disease': [63, 201], 'management': [64, 202], 'therapy.': [66, 204], 'In': [67, 115], 'addition,': [68, 116], 'acts': [70], 'protective': [73], 'agent': [74], 'has': [76, 144], 'been': [77, 145], 'shown': [78], 'decrease': [80], 'chemotherapy-induced': [81], 'side-effects.': [82], 'Moreover,': [83], 'alone': [85], 'exhibits': [86], 'chemopreventive': [87], 'activity.': [88], 'Although': [89], 'it': [90, 99, 127, 143], 'weak': [93], 'inhibitor': [94], 'tumor': [96], 'cell': [97], 'proliferation,': [98], 'contributes': [100], 'either': [101], 'directly': [102], 'or': [103, 197], 'indirectly': [104], 'treatment': [107], 'cancer': [109], 'due': [110], 'potentiation': [113], 'effect.': [114], 'enhances': [118], 'immune': [120], 'response': [121], 'various': [123], 'associated': [124], 'antigens,': [125], 'therefore': [129], 'being': [130], 'investigated': [131], 'vaccine': [133], 'delivery': [134, 151, 172], 'applications.': [135], 'Since': [136], 'this': [137], 'triterpene': [138], 'well': [140], 'absorbed': [141], 'orally,': [142], 'improve': [148], 'oral': [150], 'therapeutic': [153], 'molecules.': [154], 'All': [155], 'these': [157], 'qualities': [158], 'have': [159], 'rendered': [160], 'potentially': [163], 'interesting': [164], 'applications,': [168], 'especially': [169], 'vaccines,': [174], 'drugs,': [175], 'genes,': [176], 'biological': [179], 'substances.': [180], 'This': [181], 'paper': [182], 'first': [185], 'review': [186], 'kind': [189], 'offers': [191], 'greater': [192], 'insight': [193], 'into': [194], "squalene's": [195], 'direct': [196], 'indirect': [198], 'contribution': [199]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1987280378', 'counts_by_year': [{'year': 2024, 'cited_by_count': 21}, {'year': 2023, 'cited_by_count': 30}, {'year': 2022, 'cited_by_count': 34}, {'year': 2021, 'cited_by_count': 31}, {'year': 2020, 'cited_by_count': 38}, {'year': 2019, 'cited_by_count': 27}, {'year': 2018, 'cited_by_count': 29}, {'year': 2017, 'cited_by_count': 24}, {'year': 2016, 'cited_by_count': 12}, {'year': 2015, 'cited_by_count': 23}, {'year': 2014, 'cited_by_count': 17}, {'year': 2013, 'cited_by_count': 14}, {'year': 2012, 'cited_by_count': 19}], 'updated_date': '2024-09-13T07:46:53.343724', 'created_date': '2016-06-24'}