Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1987599774', 'doi': 'https://doi.org/10.1016/s0140-6736(81)92678-7', 'title': 'PROPHYLACTIC CEFAZOLIN VERSUS PLACEBO IN TOTAL HIP REPLACEMENT Report of a Multicentre Double-blind Randomised Trial', 'display_name': 'PROPHYLACTIC CEFAZOLIN VERSUS PLACEBO IN TOTAL HIP REPLACEMENT Report of a Multicentre Double-blind Randomised Trial', 'publication_year': 1981, 'publication_date': '1981-04-01', 'ids': {'openalex': 'https://openalex.org/W1987599774', 'doi': 'https://doi.org/10.1016/s0140-6736(81)92678-7', 'mag': '1987599774', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/6111670'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/s0140-6736(81)92678-7', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S49861241', 'display_name': 'The Lancet', 'issn_l': '0140-6736', 'issn': ['0140-6736', '1474-547X'], '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': 'article', '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/A5060254160', 'display_name': 'Catherine Hill', 'orcid': 'https://orcid.org/0000-0002-0004-0905'}, 'institutions': [{'id': 'https://openalex.org/I4210092774', 'display_name': 'Hôpital Cochin', 'ror': 'https://ror.org/00ph8tk69', 'country_code': 'FR', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210092774', 'https://openalex.org/I4210097159', 'https://openalex.org/I4210124464']}, {'id': 'https://openalex.org/I154526488', 'display_name': 'Inserm', 'ror': 'https://ror.org/02vjkv261', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I154526488']}, {'id': 'https://openalex.org/I4210150149', 'display_name': 'Hôpital Antoine-Béclère', 'ror': 'https://ror.org/04sb8a726', 'country_code': 'FR', 'type': 'company', 'lineage': ['https://openalex.org/I4210097159', 'https://openalex.org/I4210150149']}, {'id': 'https://openalex.org/I2801843802', 'display_name': 'Institut Gustave Roussy', 'ror': 'https://ror.org/0321g0743', 'country_code': 'FR', 'type': 'facility', 'lineage': ['https://openalex.org/I2801843802']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'C. Hill', 'raw_affiliation_strings': ['Department of Medical Statistics, Institut Gustave-Roussy and Statistical Research Unit, INSERM 94800- Villejuif, France', 'Department of Orthopaedics, Hôpital Antoine Béclère, 94140- Clamart, France', 'Orthopaedic Surgery Clinic and INSERM, Hopital Cochin, 75014- Paris, France'], 'affiliations': [{'raw_affiliation_string': 'Orthopaedic Surgery Clinic and INSERM, Hopital Cochin, 75014- Paris, France', 'institution_ids': ['https://openalex.org/I4210092774', 'https://openalex.org/I154526488']}, {'raw_affiliation_string': 'Department of Orthopaedics, Hôpital Antoine Béclère, 94140- Clamart, France', 'institution_ids': ['https://openalex.org/I4210150149']}, {'raw_affiliation_string': 'Department of Medical Statistics, Institut Gustave-Roussy and Statistical Research Unit, INSERM 94800- Villejuif, France', 'institution_ids': ['https://openalex.org/I2801843802', 'https://openalex.org/I154526488']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5082999841', 'display_name': 'F Mazas', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210092774', 'display_name': 'Hôpital Cochin', 'ror': 'https://ror.org/00ph8tk69', 'country_code': 'FR', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210092774', 'https://openalex.org/I4210097159', 'https://openalex.org/I4210124464']}, {'id': 'https://openalex.org/I154526488', 'display_name': 'Inserm', 'ror': 'https://ror.org/02vjkv261', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I154526488']}, {'id': 'https://openalex.org/I4210150149', 'display_name': 'Hôpital Antoine-Béclère', 'ror': 'https://ror.org/04sb8a726', 'country_code': 'FR', 'type': 'company', 'lineage': ['https://openalex.org/I4210097159', 'https://openalex.org/I4210150149']}, {'id': 'https://openalex.org/I2801843802', 'display_name': 'Institut Gustave Roussy', 'ror': 'https://ror.org/0321g0743', 'country_code': 'FR', 'type': 'facility', 'lineage': ['https://openalex.org/I2801843802']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'F. Mazas', 'raw_affiliation_strings': ['Department of Medical Statistics, Institut Gustave-Roussy and Statistical Research Unit, INSERM 94800- Villejuif, France', 'Department of Orthopaedics, Hôpital Antoine Béclère, 94140- Clamart, France', 'Orthopaedic Surgery Clinic and INSERM, Hopital Cochin, 75014- Paris, France'], 'affiliations': [{'raw_affiliation_string': 'Orthopaedic Surgery Clinic and INSERM, Hopital Cochin, 75014- Paris, France', 'institution_ids': ['https://openalex.org/I4210092774', 'https://openalex.org/I154526488']}, {'raw_affiliation_string': 'Department of Orthopaedics, Hôpital Antoine Béclère, 94140- Clamart, France', 'institution_ids': ['https://openalex.org/I4210150149']}, {'raw_affiliation_string': 'Department of Medical Statistics, Institut Gustave-Roussy and Statistical Research Unit, INSERM 94800- Villejuif, France', 'institution_ids': ['https://openalex.org/I2801843802', 'https://openalex.org/I154526488']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5005882175', 'display_name': 'R Flamant', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210092774', 'display_name': 'Hôpital Cochin', 'ror': 'https://ror.org/00ph8tk69', 'country_code': 'FR', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210092774', 'https://openalex.org/I4210097159', 'https://openalex.org/I4210124464']}, {'id': 'https://openalex.org/I154526488', 'display_name': 'Inserm', 'ror': 'https://ror.org/02vjkv261', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I154526488']}, {'id': 'https://openalex.org/I4210150149', 'display_name': 'Hôpital Antoine-Béclère', 'ror': 'https://ror.org/04sb8a726', 'country_code': 'FR', 'type': 'company', 'lineage': ['https://openalex.org/I4210097159', 'https://openalex.org/I4210150149']}, {'id': 'https://openalex.org/I2801843802', 'display_name': 'Institut Gustave Roussy', 'ror': 'https://ror.org/0321g0743', 'country_code': 'FR', 'type': 'facility', 'lineage': ['https://openalex.org/I2801843802']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'R. Flamant', 'raw_affiliation_strings': ['Department of Medical Statistics, Institut Gustave-Roussy and Statistical Research Unit, INSERM 94800- Villejuif, France', 'Department of Orthopaedics, Hôpital Antoine Béclère, 94140- Clamart, France', 'Orthopaedic Surgery Clinic and INSERM, Hopital Cochin, 75014- Paris, France'], 'affiliations': [{'raw_affiliation_string': 'Orthopaedic Surgery Clinic and INSERM, Hopital Cochin, 75014- Paris, France', 'institution_ids': ['https://openalex.org/I4210092774', 'https://openalex.org/I154526488']}, {'raw_affiliation_string': 'Department of Orthopaedics, Hôpital Antoine Béclère, 94140- Clamart, France', 'institution_ids': ['https://openalex.org/I4210150149']}, {'raw_affiliation_string': 'Department of Medical Statistics, Institut Gustave-Roussy and Statistical Research Unit, INSERM 94800- Villejuif, France', 'institution_ids': ['https://openalex.org/I2801843802', 'https://openalex.org/I154526488']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5051673152', 'display_name': 'J Evrard', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210092774', 'display_name': 'Hôpital Cochin', 'ror': 'https://ror.org/00ph8tk69', 'country_code': 'FR', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210092774', 'https://openalex.org/I4210097159', 'https://openalex.org/I4210124464']}, {'id': 'https://openalex.org/I154526488', 'display_name': 'Inserm', 'ror': 'https://ror.org/02vjkv261', 'country_code': 'FR', 'type': 'government', 'lineage': ['https://openalex.org/I154526488']}, {'id': 'https://openalex.org/I4210150149', 'display_name': 'Hôpital Antoine-Béclère', 'ror': 'https://ror.org/04sb8a726', 'country_code': 'FR', 'type': 'company', 'lineage': ['https://openalex.org/I4210097159', 'https://openalex.org/I4210150149']}, {'id': 'https://openalex.org/I2801843802', 'display_name': 'Institut Gustave Roussy', 'ror': 'https://ror.org/0321g0743', 'country_code': 'FR', 'type': 'facility', 'lineage': ['https://openalex.org/I2801843802']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'J. Evrard', 'raw_affiliation_strings': ['Department of Medical Statistics, Institut Gustave-Roussy and Statistical Research Unit, INSERM 94800- Villejuif, France', 'Department of Orthopaedics, Hôpital Antoine Béclère, 94140- Clamart, France', 'Orthopaedic Surgery Clinic and INSERM, Hopital Cochin, 75014- Paris, France'], 'affiliations': [{'raw_affiliation_string': 'Orthopaedic Surgery Clinic and INSERM, Hopital Cochin, 75014- Paris, France', 'institution_ids': ['https://openalex.org/I4210092774', 'https://openalex.org/I154526488']}, {'raw_affiliation_string': 'Department of Orthopaedics, Hôpital Antoine Béclère, 94140- Clamart, France', 'institution_ids': ['https://openalex.org/I4210150149']}, {'raw_affiliation_string': 'Department of Medical Statistics, Institut Gustave-Roussy and Statistical Research Unit, INSERM 94800- Villejuif, France', 'institution_ids': ['https://openalex.org/I2801843802', 'https://openalex.org/I154526488']}]}], 'countries_distinct_count': 1, 'institutions_distinct_count': 4, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 6830, 'currency': 'USD', 'value_usd': 6830, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 9.847, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 369, 'citation_normalized_percentile': {'value': 0.998228, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': '317', 'issue': '8224', 'first_page': '795', 'last_page': '797'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11080', 'display_name': 'Prevention and Management of Surgical Site Infections', 'score': 0.9998, 'subfield': {'id': 'https://openalex.org/subfields/2746', 'display_name': 'Surgery'}, '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/T11080', 'display_name': 'Prevention and Management of Surgical Site Infections', 'score': 0.9998, 'subfield': {'id': 'https://openalex.org/subfields/2746', 'display_name': 'Surgery'}, '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/T11293', 'display_name': 'Diagnosis and Treatment of Prosthetic Joint Infections', 'score': 0.9974, 'subfield': {'id': 'https://openalex.org/subfields/2746', 'display_name': 'Surgery'}, '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/T11930', 'display_name': 'Perioperative Cardiac Risk Assessment and Management', 'score': 0.9958, 'subfield': {'id': 'https://openalex.org/subfields/2705', 'display_name': 'Cardiology and Cardiovascular 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/cefazolin', 'display_name': 'Cefazolin', 'score': 0.9633572}, {'id': 'https://openalex.org/keywords/hip-surgery', 'display_name': 'Hip surgery', 'score': 0.5406546}, {'id': 'https://openalex.org/keywords/periprosthetic-joint-infection', 'display_name': 'Periprosthetic Joint Infection', 'score': 0.487861}], 'concepts': [{'id': 'https://openalex.org/C2778353156', 'wikidata': 'https://www.wikidata.org/wiki/Q415739', 'display_name': 'Cefazolin', 'level': 3, 'score': 0.9633572}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.9525687}, {'id': 'https://openalex.org/C27081682', 'wikidata': 'https://www.wikidata.org/wiki/Q269829', 'display_name': 'Placebo', 'level': 3, 'score': 0.77924716}, {'id': 'https://openalex.org/C2776348710', 'wikidata': 'https://www.wikidata.org/wiki/Q32333487', 'display_name': 'Hip replacement', 'level': 3, 'score': 0.6542655}, {'id': 'https://openalex.org/C2778602436', 'wikidata': 'https://www.wikidata.org/wiki/Q4774943', 'display_name': 'Antibiotic prophylaxis', 'level': 3, 'score': 0.6319715}, {'id': 'https://openalex.org/C2992051495', 'wikidata': 'https://www.wikidata.org/wiki/Q32333487', 'display_name': 'Hip surgery', 'level': 3, 'score': 0.5406546}, {'id': 'https://openalex.org/C501593827', 'wikidata': 'https://www.wikidata.org/wiki/Q12187', 'display_name': 'Antibiotics', 'level': 2, 'score': 0.52068055}, {'id': 'https://openalex.org/C141071460', 'wikidata': 'https://www.wikidata.org/wiki/Q40821', 'display_name': 'Surgery', 'level': 1, 'score': 0.5044564}, {'id': 'https://openalex.org/C3020453552', 'wikidata': 'https://www.wikidata.org/wiki/Q32333487', 'display_name': 'Total hip replacement', 'level': 2, 'score': 0.4430163}, {'id': 'https://openalex.org/C2778336525', 'wikidata': 'https://www.wikidata.org/wiki/Q708178', 'display_name': 'Arthroplasty', 'level': 2, 'score': 0.37797153}, {'id': 'https://openalex.org/C42219234', 'wikidata': 'https://www.wikidata.org/wiki/Q131130', 'display_name': 'Anesthesia', 'level': 1, 'score': 0.34498286}, {'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}, {'id': 'https://openalex.org/C89423630', 'wikidata': 'https://www.wikidata.org/wiki/Q7193', 'display_name': 'Microbiology', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D001424', 'descriptor_name': 'Bacterial Infections', 'qualifier_ui': 'Q000517', 'qualifier_name': 'prevention & control', 'is_major_topic': True}, {'descriptor_ui': 'D002437', 'descriptor_name': 'Cefazolin', 'qualifier_ui': 'Q000627', 'qualifier_name': 'therapeutic use', 'is_major_topic': True}, {'descriptor_ui': 'D006615', 'descriptor_name': 'Hip', 'qualifier_ui': 'Q000601', 'qualifier_name': 'surgery', 'is_major_topic': True}, {'descriptor_ui': 'D006622', 'descriptor_name': 'Hip Prosthesis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D000368', 'descriptor_name': 'Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001424', 'descriptor_name': 'Bacterial Infections', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002437', 'descriptor_name': 'Cefazolin', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': False}, {'descriptor_ui': 'D002437', 'descriptor_name': 'Cefazolin', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002986', 'descriptor_name': 'Clinical Trials as Topic', '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': 'D005260', 'descriptor_name': 'Female', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006615', 'descriptor_name': 'Hip', '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': 'D007267', 'descriptor_name': 'Injections', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007430', 'descriptor_name': 'Intraoperative Care', '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': 'D011182', 'descriptor_name': 'Postoperative Care', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D011183', 'descriptor_name': 'Postoperative Complications', 'qualifier_ui': 'Q000517', 'qualifier_name': 'prevention & control', 'is_major_topic': False}, {'descriptor_ui': 'D011183', 'descriptor_name': 'Postoperative Complications', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D011897', 'descriptor_name': 'Random Allocation', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/s0140-6736(81)92678-7', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S49861241', 'display_name': 'The Lancet', 'issn_l': '0140-6736', 'issn': ['0140-6736', '1474-547X'], '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/6111670', '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': [{'display_name': 'Good health and well-being', 'score': 0.85, 'id': 'https://metadata.un.org/sdg/3'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 16, 'referenced_works': ['https://openalex.org/W124644072', 'https://openalex.org/W1986761366', 'https://openalex.org/W2010203488', 'https://openalex.org/W2070001090', 'https://openalex.org/W2096047795', 'https://openalex.org/W2186487660', 'https://openalex.org/W2237870820', 'https://openalex.org/W2242854743', 'https://openalex.org/W2275926241', 'https://openalex.org/W2290545896', 'https://openalex.org/W2339944308', 'https://openalex.org/W2397630272', 'https://openalex.org/W2409204076', 'https://openalex.org/W2411105138', 'https://openalex.org/W2431334401', 'https://openalex.org/W2987604502'], 'related_works': ['https://openalex.org/W4250238534', 'https://openalex.org/W2987065692', 'https://openalex.org/W2887787033', 'https://openalex.org/W2413420262', 'https://openalex.org/W2407921009', 'https://openalex.org/W2260923767', 'https://openalex.org/W2162920841', 'https://openalex.org/W2040608759', 'https://openalex.org/W1987599774', 'https://openalex.org/W1980267044'], 'abstract_inverted_index': {'The': [0], 'effect': [1], 'of': [2, 5, 41, 59, 72, 83, 109], 'five': [3], 'days': [4], 'antibiotic': [6], 'prophylaxis': [7, 37], 'with': [8, 102], 'cefazolin': [9], 'injections': [10], '(beginning': [11], 'just': [12], 'before': [13], 'surgery)': [14], 'on': [15, 30], 'postoperative': [16], 'infectious': [17], 'complications': [18], 'was': [19, 79, 87], 'evaluated': [20], 'in': [21, 27, 98, 120], 'a': [22, 84], 'double-blind,': [23], 'randomised,': [24], 'placebo-controlled': [25], 'trial': [26], 'nine': [28], 'centres': [29, 101], '2137': [31], 'patients': [32, 115], 'undergoing': [33], 'hip': [34, 42, 66, 77, 91, 117], 'replacement.': [35], 'Antibiotic': [36], 'reduced': [38], 'the': [39, 60, 69, 99, 107], 'number': [40], 'infections': [43, 94], 'significantly': [44], 'from': [45], '3·3%': [46], '(placebo)': [47], 'to': [48, 90, 114], '0·9%': [49], '(cefazolin).': [50], 'Positive': [51], 'peroperative': [52], 'blood': [53], 'samples': [54], 'and': [55, 106], 'positive': [56], 'bacteriological': [57], 'examination': [58], 'drain': [61], 'were': [62, 95, 112], 'risk': [63], 'factors': [64], 'for': [65], 'infection': [67, 86], 'but': [68], 'prognostic': [70], 'value': [71], 'obesity,': [73], 'diabetes,': [74], 'or': [75], 'previous': [76], 'surgery': [78], 'not': [80, 88], 'confirmed.': [81], 'Development': [82], 'urinary': [85], 'related': [89], 'infection.': [92], 'Hip': [93], 'less': [96], 'common': [97], 'four': [100], 'hypersterile': [103], 'operating': [104], 'theatres,': [105], 'benefits': [108], 'prophylactic': [110], 'antibiotics': [111], 'restricted': [113], 'having': [116], 'replacement': [118], 'operations': [119], 'conventional': [121], 'theatres.': [122]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1987599774', 'counts_by_year': [{'year': 2024, 'cited_by_count': 5}, {'year': 2023, 'cited_by_count': 6}, {'year': 2022, 'cited_by_count': 5}, {'year': 2021, 'cited_by_count': 7}, {'year': 2020, 'cited_by_count': 4}, {'year': 2019, 'cited_by_count': 11}, {'year': 2018, 'cited_by_count': 9}, {'year': 2017, 'cited_by_count': 9}, {'year': 2016, 'cited_by_count': 8}, {'year': 2015, 'cited_by_count': 13}, {'year': 2014, 'cited_by_count': 16}, {'year': 2013, 'cited_by_count': 14}, {'year': 2012, 'cited_by_count': 12}], 'updated_date': '2024-09-11T12:52:04.219875', 'created_date': '2016-06-24'}