Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2069020523', 'doi': 'https://doi.org/10.1002/ijc.20369', 'title': 'Investigation of MRP‐1 protein and MDR‐1 P‐glycoprotein expression in invasive breast cancer: A prognostic study', 'display_name': 'Investigation of MRP‐1 protein and MDR‐1 P‐glycoprotein expression in invasive breast cancer: A prognostic study', 'publication_year': 2004, 'publication_date': '2004-06-10', 'ids': {'openalex': 'https://openalex.org/W2069020523', 'doi': 'https://doi.org/10.1002/ijc.20369', 'mag': '2069020523', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/15352042'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1002/ijc.20369', 'pdf_url': 'https://onlinelibrary.wiley.com/doi/pdfdirect/10.1002/ijc.20369', 'source': {'id': 'https://openalex.org/S5382288', 'display_name': 'International Journal of Cancer', 'issn_l': '0020-7136', 'issn': ['0020-7136', '1097-0215'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], '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://onlinelibrary.wiley.com/doi/pdfdirect/10.1002/ijc.20369', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5080620439', 'display_name': 'Annemarie Larkin', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I42934936', 'display_name': 'Dublin City University', 'ror': 'https://ror.org/04a1a1e81', 'country_code': 'IE', 'type': 'education', 'lineage': ['https://openalex.org/I42934936']}], 'countries': ['IE'], 'is_corresponding': False, 'raw_author_name': 'Annemarie Larkin', 'raw_affiliation_strings': ['National Institute for Cellular Biotechnology, Dublin City University, Dublin, Ireland.'], 'affiliations': [{'raw_affiliation_string': 'National Institute for Cellular Biotechnology, Dublin City University, Dublin, Ireland.', 'institution_ids': ['https://openalex.org/I42934936']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5025907836', 'display_name': 'Lorraine O’Driscoll', 'orcid': 'https://orcid.org/0000-0002-9860-8262'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': "Lorraine O'Driscoll", 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5047287901', 'display_name': 'Susan Kennedy', 'orcid': 'https://orcid.org/0000-0001-8234-5448'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Susan Kennedy', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5087129397', 'display_name': 'Rachel Purcell', 'orcid': 'https://orcid.org/0000-0002-2684-4530'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Rachel Purcell', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5103473613', 'display_name': 'Elizabeth Morán', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Elizabeth Moran', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5043292277', 'display_name': 'John Crown', 'orcid': 'https://orcid.org/0000-0002-3125-7613'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'John Crown', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5026001661', 'display_name': 'Michael Parkinson', 'orcid': 'https://orcid.org/0000-0001-8274-6794'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Michael Parkinson', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5077091444', 'display_name': 'Martin Clynes', 'orcid': 'https://orcid.org/0000-0002-3093-8185'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Martin Clynes', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 4840, 'currency': 'USD', 'value_usd': 4840, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 2.789, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 87, 'citation_normalized_percentile': {'value': 0.920571, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 95, 'max': 96}, 'biblio': {'volume': '112', 'issue': '2', 'first_page': '286', 'last_page': '294'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10570', 'display_name': 'Mechanisms of Multidrug Resistance in Cancer', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2730', 'display_name': 'Oncology'}, '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/T10570', 'display_name': 'Mechanisms of Multidrug Resistance in Cancer', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2730', 'display_name': 'Oncology'}, '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/T11395', 'display_name': 'Development and Applications of Radiopharmaceuticals', 'score': 0.9976, 'subfield': {'id': 'https://openalex.org/subfields/2741', 'display_name': 'Radiology, Nuclear Medicine and Imaging'}, '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/T10063', 'display_name': 'Nanoparticle-Based Drug Delivery Systems', 'score': 0.9946, 'subfield': {'id': 'https://openalex.org/subfields/2502', 'display_name': 'Biomaterials'}, 'field': {'id': 'https://openalex.org/fields/25', 'display_name': 'Materials Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/p-glycoprotein', 'display_name': 'P-glycoprotein', 'score': 0.7761542}, {'id': 'https://openalex.org/keywords/multidrug-resistance', 'display_name': 'Multidrug Resistance', 'score': 0.491636}], 'concepts': [{'id': 'https://openalex.org/C2778707650', 'wikidata': 'https://www.wikidata.org/wiki/Q412902', 'display_name': 'P-glycoprotein', 'level': 4, 'score': 0.7761542}, {'id': 'https://openalex.org/C530470458', 'wikidata': 'https://www.wikidata.org/wiki/Q128581', 'display_name': 'Breast cancer', 'level': 3, 'score': 0.7140201}, {'id': 'https://openalex.org/C204232928', 'wikidata': 'https://www.wikidata.org/wiki/Q899285', 'display_name': 'Immunohistochemistry', 'level': 2, 'score': 0.66657203}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.62443733}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.59521824}, {'id': 'https://openalex.org/C2776694085', 'wikidata': 'https://www.wikidata.org/wiki/Q974135', 'display_name': 'Chemotherapy', 'level': 2, 'score': 0.5719053}, {'id': 'https://openalex.org/C143998085', 'wikidata': 'https://www.wikidata.org/wiki/Q162555', 'display_name': 'Oncology', 'level': 1, 'score': 0.5112438}, {'id': 'https://openalex.org/C38180746', 'wikidata': 'https://www.wikidata.org/wiki/Q1952580', 'display_name': 'Multivariate analysis', 'level': 2, 'score': 0.49390203}, {'id': 'https://openalex.org/C146357865', 'wikidata': 'https://www.wikidata.org/wiki/Q1123245', 'display_name': 'Stage (stratigraphy)', 'level': 2, 'score': 0.49288726}, {'id': 'https://openalex.org/C2778001805', 'wikidata': 'https://www.wikidata.org/wiki/Q189961', 'display_name': 'Mammary gland', 'level': 4, 'score': 0.4873217}, {'id': 'https://openalex.org/C133936738', 'wikidata': 'https://www.wikidata.org/wiki/Q643839', 'display_name': 'Multiple drug resistance', 'level': 3, 'score': 0.4666142}, {'id': 'https://openalex.org/C114851261', 'wikidata': 'https://www.wikidata.org/wiki/Q12147416', 'display_name': 'Drug resistance', 'level': 2, 'score': 0.45238873}, {'id': 'https://openalex.org/C121608353', 'wikidata': 'https://www.wikidata.org/wiki/Q12078', 'display_name': 'Cancer', 'level': 2, 'score': 0.4521055}, {'id': 'https://openalex.org/C10515644', 'wikidata': 'https://www.wikidata.org/wiki/Q543310', 'display_name': 'Survival analysis', 'level': 2, 'score': 0.4202357}, {'id': 'https://openalex.org/C167135981', 'wikidata': 'https://www.wikidata.org/wiki/Q2146302', 'display_name': 'Retrospective cohort study', 'level': 2, 'score': 0.4155544}, {'id': 'https://openalex.org/C142724271', 'wikidata': 'https://www.wikidata.org/wiki/Q7208', 'display_name': 'Pathology', 'level': 1, 'score': 0.362239}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.23666042}, {'id': 'https://openalex.org/C151730666', 'wikidata': 'https://www.wikidata.org/wiki/Q7205', 'display_name': 'Paleontology', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C89423630', 'wikidata': 'https://www.wikidata.org/wiki/Q7193', 'display_name': 'Microbiology', 'level': 1, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D020168', 'descriptor_name': 'ATP Binding Cassette Transporter, Subfamily B, Member 1', 'qualifier_ui': 'Q000096', 'qualifier_name': 'biosynthesis', 'is_major_topic': True}, {'descriptor_ui': 'D001943', 'descriptor_name': 'Breast Neoplasms', 'qualifier_ui': 'Q000235', 'qualifier_name': 'genetics', 'is_major_topic': True}, {'descriptor_ui': 'D001943', 'descriptor_name': 'Breast Neoplasms', 'qualifier_ui': 'Q000473', 'qualifier_name': 'pathology', 'is_major_topic': True}, {'descriptor_ui': 'D005786', 'descriptor_name': 'Gene Expression Regulation', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D027425', 'descriptor_name': 'Multidrug Resistance-Associated Proteins', 'qualifier_ui': 'Q000096', 'qualifier_name': 'biosynthesis', 'is_major_topic': True}, {'descriptor_ui': 'D020168', 'descriptor_name': 'ATP Binding Cassette Transporter, Subfamily B, Member 1', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000368', 'descriptor_name': 'Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001943', 'descriptor_name': 'Breast Neoplasms', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D018572', 'descriptor_name': 'Disease-Free Survival', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D019008', 'descriptor_name': 'Drug Resistance, Neoplasm', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D019008', 'descriptor_name': 'Drug Resistance, Neoplasm', 'qualifier_ui': 'Q000235', 'qualifier_name': 'genetics', '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': 'D007150', 'descriptor_name': 'Immunohistochemistry', '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': 'D027425', 'descriptor_name': 'Multidrug Resistance-Associated Proteins', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D011379', 'descriptor_name': 'Prognosis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012189', 'descriptor_name': 'Retrospective Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 3, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1002/ijc.20369', 'pdf_url': 'https://onlinelibrary.wiley.com/doi/pdfdirect/10.1002/ijc.20369', 'source': {'id': 'https://openalex.org/S5382288', 'display_name': 'International Journal of Cancer', 'issn_l': '0020-7136', 'issn': ['0020-7136', '1097-0215'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://hdl.handle.net/2262/91793', 'pdf_url': 'http://www.tara.tcd.ie/bitstream/2262/91793/1/Larkin_et_al-2004-International_Journal_of_Cancer.pdf', 'source': {'id': 'https://openalex.org/S4306400033', 'display_name': 'Arrow@dit (Dublin Institute of Technology)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I115570527', 'host_organization_name': 'Dublin Institute of Technology', 'host_organization_lineage': ['https://openalex.org/I115570527'], 'host_organization_lineage_names': ['Dublin Institute of Technology'], 'type': 'repository'}, 'license': 'other-oa', 'license_id': 'https://openalex.org/licenses/other-oa', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/15352042', '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/10.1002/ijc.20369', 'pdf_url': 'https://onlinelibrary.wiley.com/doi/pdfdirect/10.1002/ijc.20369', 'source': {'id': 'https://openalex.org/S5382288', 'display_name': 'International Journal of Cancer', 'issn_l': '0020-7136', 'issn': ['0020-7136', '1097-0215'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'score': 0.86, 'id': 'https://metadata.un.org/sdg/3', 'display_name': 'Good health and well-being'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 34, 'referenced_works': ['https://openalex.org/W1488320493', 'https://openalex.org/W1721237546', 'https://openalex.org/W1906680642', 'https://openalex.org/W1911655428', 'https://openalex.org/W1964047953', 'https://openalex.org/W1980076677', 'https://openalex.org/W1997879324', 'https://openalex.org/W2010871781', 'https://openalex.org/W2031255931', 'https://openalex.org/W2032445038', 'https://openalex.org/W2044573147', 'https://openalex.org/W2062933650', 'https://openalex.org/W206710202', 'https://openalex.org/W2080848788', 'https://openalex.org/W2090841445', 'https://openalex.org/W2093422551', 'https://openalex.org/W2096428903', 'https://openalex.org/W2096491309', 'https://openalex.org/W2104140688', 'https://openalex.org/W2109509181', 'https://openalex.org/W2127815633', 'https://openalex.org/W2127819051', 'https://openalex.org/W2133408654', 'https://openalex.org/W2142024216', 'https://openalex.org/W2155791857', 'https://openalex.org/W2158027008', 'https://openalex.org/W2168070336', 'https://openalex.org/W2170726305', 'https://openalex.org/W2318605753', 'https://openalex.org/W2399192888', 'https://openalex.org/W2411784583', 'https://openalex.org/W3152116152', 'https://openalex.org/W4367363090', 'https://openalex.org/W628338186'], 'related_works': ['https://openalex.org/W4226166860', 'https://openalex.org/W2950442272', 'https://openalex.org/W2497337421', 'https://openalex.org/W2382225335', 'https://openalex.org/W2091807474', 'https://openalex.org/W2074950338', 'https://openalex.org/W2031866272', 'https://openalex.org/W2016114543', 'https://openalex.org/W1999906254', 'https://openalex.org/W1998956539'], 'abstract_inverted_index': {'Abstract': [0], 'The': [1], 'efficacy': [2], 'of': [3, 12, 23, 26, 43, 90, 101, 108, 126, 138, 166, 194, 238, 246, 267, 279, 299, 329], 'breast': [4, 39], 'cancer': [5], 'treatment': [6], 'is': [7, 261], 'limited': [8], 'by': [9, 159], 'the': [10, 24, 115, 127, 244, 295], 'development': [11], 'resistance': [13, 29, 309], 'to': [14], 'various': [15], 'chemotherapeutic': [16], 'agents.': [17], 'We': [18], 'conducted': [19], 'a': [20, 136], 'retrospective': [21], 'study': [22], 'expression': [25, 42, 84, 163, 191, 237, 269, 306, 319], '2': [27, 150, 286], 'drug': [28], 'efflux': [30], 'pumps,': [31], 'MRP‐1': [32, 83, 95, 123, 162, 190, 268, 305], 'and': [33, 57, 82, 103, 124, 181, 213, 241, 257, 307, 320], 'MDR‐1': [34, 62, 80, 120, 239, 317], 'Pgp,': [35], 'in': [36, 98, 105, 114, 135, 164, 192, 219, 225, 277, 326], '177': [37], 'invasive': [38], 'carcinomas.': [40], 'Immunohistochemical': [41], 'these': [44], 'proteins': [45], 'was': [46, 64, 77, 96, 112, 171, 199, 234, 255, 314], 'correlated': [47], 'with': [48, 67, 140, 156, 174, 248, 252, 281], 'clinicopathologic': [49, 129], 'characteristics': [50], 'as': [51, 53, 201], 'well': [52], 'relapse‐free': [54], 'survival': [55, 59], '(RFS)': [56], 'overall': [58, 116], '(OS)': [60], 'times.': [61], 'Pgp': [63, 81, 121, 240, 318], 'associated': [65, 173], 'strongly': [66], 'higher': [68], 'histologic': [69], 'grade': [70], '(grade': [71, 143], 'III).': [72], 'A': [73], 'highly': [74], 'significant': [75, 204, 232], 'association': [76, 111, 313], 'shown': [78, 113, 315], 'between': [79, 118, 236, 304, 316], '(': [85, 177, 183, 209, 215], 'p': [86, 178, 184, 210, 216], '<': [87, 179, 185, 211, 217], '0.01),': [88], '47.4%': [89], 'patients': [91, 102, 139, 247, 280], 'expressing': [92], 'both': [93], 'proteins;': [94], 'expressed': [97], 'approximately': [99, 106], '61%': [100], 'MDR‐1,': [104], '66%': [107], 'patients.': [109, 330], 'No': [110, 312], 'group': [117, 222], 'either': [119, 141, 321], 'or': [122, 148, 284, 323], 'any': [125, 301, 327], 'other': [128, 226], 'features.': [130], 'Kaplan‐Meier': [131], 'analysis': [132], 'revealed': [133], 'that': [134, 265], 'subset': [137], 'high‐grade': [142, 249, 287], 'III)': [144], 'stage': [145, 149, 282, 285], '1': [146, 283], '(node‐negative)': [147], '(node‐positive)': [151], 'tumours': [152, 250, 288], 'who': [153, 289], 'were': [154], 'treated': [155, 251], 'surgery': [157], 'followed': [158], 'adjuvant': [160, 253, 292], 'chemotherapy,': [161], '<25%': [165, 193], 'tumour': [167, 195], 'cells': [168, 196], 'at': [169, 197, 270], 'diagnosis': [170, 198, 271], 'significantly': [172], 'improved': [175], 'RFS': [176, 208, 322], '0.02)': [180], 'OS': [182, 214, 324], '0.02).': [186], 'Using': [187], 'multivariate': [188], 'analysis,': [189], 'identified': [200], 'an': [202], 'independent,': [203], 'prognostic': [205, 275], 'factor': [206], 'for': [207], '0.01)': [212, 218], 'this': [220, 229], 'patient': [221], 'but': [223], 'not': [224], 'groups.': [227], 'In': [228], 'subgroup,': [230], 'no': [231], 'correlation': [233], 'observed': [235], 'MRP‐1.': [242], 'While': [243], 'number': [245], 'chemotherapy': [254], 'small': [256], 'further': [258], 'confirmatory': [259], 'research': [260], 'warranted,': [262], 'it': [263], 'appears': [264], 'assessment': [266], 'may': [272], 'offer': [273], 'useful': [274], 'information': [276], 'subgroups': [278], 'receive': [290], 'CMF‐based': [291], 'chemotherapy.': [293], 'Given': [294], 'known': [296], 'substrate': [297], 'specificities': [298], 'MRP‐1,': [300], 'mechanistic': [302], 'relationship': [303], 'CMF': [308], 'remains': [310], 'unclear.': [311], 'time': [325], 'subgroup': [328], '©': [331], '2004': [332], 'Wiley‐Liss,': [333], 'Inc.': [334]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2069020523', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 2}, {'year': 2021, 'cited_by_count': 4}, {'year': 2020, 'cited_by_count': 4}, {'year': 2018, 'cited_by_count': 2}, {'year': 2017, 'cited_by_count': 3}, {'year': 2016, 'cited_by_count': 3}, {'year': 2015, 'cited_by_count': 4}, {'year': 2014, 'cited_by_count': 5}, {'year': 2013, 'cited_by_count': 9}, {'year': 2012, 'cited_by_count': 5}], 'updated_date': '2024-09-17T15:55:21.030374', 'created_date': '2016-06-24'}