Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2330650717', 'doi': 'https://doi.org/10.5035/nishiseisai.58.447', 'title': 'Treatment of Rheumatoid Arthritis of Craniocervical Region with Infliximab and Methotrexate', 'display_name': 'Treatment of Rheumatoid Arthritis of Craniocervical Region with Infliximab and Methotrexate', 'publication_year': 2009, 'publication_date': '2009-01-01', 'ids': {'openalex': 'https://openalex.org/W2330650717', 'doi': 'https://doi.org/10.5035/nishiseisai.58.447', 'mag': '2330650717'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.5035/nishiseisai.58.447', 'pdf_url': 'https://www.jstage.jst.go.jp/article/nishiseisai/58/3/58_3_447/_pdf', 'source': {'id': 'https://openalex.org/S4210173316', 'display_name': 'Orthopedics & Traumatology', 'issn_l': '0037-1033', 'issn': ['0037-1033', '1349-4333'], 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'https://www.jstage.jst.go.jp/article/nishiseisai/58/3/58_3_447/_pdf', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5101630349', 'display_name': 'Ichiro Kawamura', 'orcid': 'https://orcid.org/0000-0002-0694-493X'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Ichiro Kawamura', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5088520419', 'display_name': 'Kosei Ijiri', 'orcid': 'https://orcid.org/0000-0003-4447-9183'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Kosei Ijiri', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5105423815', 'display_name': 'Hikaru Sakamoto', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Hikaru Sakamoto', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5037393256', 'display_name': 'Ryusaku Nagayosi', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Ryusaku Nagayosi', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5056599071', 'display_name': 'Michihisa Zennmyo', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Michihisa Zennmyo', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5004628851', 'display_name': 'Takuya Yamamoto', 'orcid': 'https://orcid.org/0000-0002-0022-3947'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Takuya Yamamoto', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5110008691', 'display_name': 'Takeshi Takenouchi', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Takeshi Takenouchi', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5077891776', 'display_name': 'Nobuhiko Sunahara', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Nobuhiko Sunahara', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5011815363', 'display_name': 'Eiji Taketomi', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Eiji Taketomi', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5111629566', 'display_name': 'Kazunori Yone', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Kazunori Yone', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5110127800', 'display_name': 'Setsuro Komiya', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Setsuro Komiya', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.228, 'has_fulltext': False, 'cited_by_count': 1, 'citation_normalized_percentile': {'value': 0.475708, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 64, 'max': 71}, 'biblio': {'volume': '58', 'issue': '3', 'first_page': '447', 'last_page': '450'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10200', 'display_name': 'Rheumatoid Arthritis Research and Therapies', 'score': 0.9944, 'subfield': {'id': 'https://openalex.org/subfields/2745', 'display_name': 'Rheumatology'}, '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/T10200', 'display_name': 'Rheumatoid Arthritis Research and Therapies', 'score': 0.9944, 'subfield': {'id': 'https://openalex.org/subfields/2745', 'display_name': 'Rheumatology'}, '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/T11518', 'display_name': 'Cervical and Thoracic Myelopathy', 'score': 0.9797, '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/T11316', 'display_name': 'Mycobacterium research and diagnosis', 'score': 0.9643, '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'}}], 'keywords': [], 'concepts': [{'id': 'https://openalex.org/C2777138892', 'wikidata': 'https://www.wikidata.org/wiki/Q415264', 'display_name': 'Infliximab', 'level': 3, 'score': 0.9674299}, {'id': 'https://openalex.org/C2781059491', 'wikidata': 'https://www.wikidata.org/wiki/Q422232', 'display_name': 'Methotrexate', 'level': 2, 'score': 0.9572765}, {'id': 'https://openalex.org/C2777575956', 'wikidata': 'https://www.wikidata.org/wiki/Q187255', 'display_name': 'Rheumatoid arthritis', 'level': 2, 'score': 0.84956586}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.83092225}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.4502239}, {'id': 'https://openalex.org/C2777077863', 'wikidata': 'https://www.wikidata.org/wiki/Q170990', 'display_name': 'Arthritis', 'level': 2, 'score': 0.43696365}, {'id': 'https://openalex.org/C90924648', 'wikidata': 'https://www.wikidata.org/wiki/Q120569', 'display_name': 'Gastroenterology', 'level': 1, 'score': 0.34162286}, {'id': 'https://openalex.org/C17991360', 'wikidata': 'https://www.wikidata.org/wiki/Q21173843', 'display_name': 'Tumor necrosis factor alpha', 'level': 2, 'score': 0.1475884}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.5035/nishiseisai.58.447', 'pdf_url': 'https://www.jstage.jst.go.jp/article/nishiseisai/58/3/58_3_447/_pdf', 'source': {'id': 'https://openalex.org/S4210173316', 'display_name': 'Orthopedics & Traumatology', 'issn_l': '0037-1033', 'issn': ['0037-1033', '1349-4333'], 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.5035/nishiseisai.58.447', 'pdf_url': 'https://www.jstage.jst.go.jp/article/nishiseisai/58/3/58_3_447/_pdf', 'source': {'id': 'https://openalex.org/S4210173316', 'display_name': 'Orthopedics & Traumatology', 'issn_l': '0037-1033', 'issn': ['0037-1033', '1349-4333'], 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 3, 'referenced_works': ['https://openalex.org/W2003662330', 'https://openalex.org/W2600516270', 'https://openalex.org/W334564628'], 'related_works': ['https://openalex.org/W4283524728', 'https://openalex.org/W3030711132', 'https://openalex.org/W2411121127', 'https://openalex.org/W2396165291', 'https://openalex.org/W2366611537', 'https://openalex.org/W2326789779', 'https://openalex.org/W2314544353', 'https://openalex.org/W2227428044', 'https://openalex.org/W2138243862', 'https://openalex.org/W2106806370'], 'abstract_inverted_index': {'今回我々は,RAに好発する後頭頚椎病変でも生物学的製剤・MTX製剤併用による修復効果が認められるか否かを知る目的で,頚椎レントゲンを経時的に観察したので報告する.infliximab:': [0], 'IFXとmethotrexate:': [1], 'MTXを併用投与し1.5年以上投与観察したRA患者(IFX/MTX群)69例中,経時的に頚椎レントゲンを撮影できた29例を対象とし,コントロールとして生物学的製剤非使用・MTX製剤非使用17例と,生物学的製剤非使用・MTX製剤使用16例と比較検討した.さらに調査開始時のレントゲンで脱臼なし群,前方脱臼群,垂直脱臼群の3群に分類し,前方脱臼,垂直脱臼の進行の有無を評価した.その結果,前方脱臼群ではIFX・MTX群に前方脱臼の進行予防が認められ,各群に有意差が生じたが,垂直脱臼に関して進行予防は認められなかった.': [2]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2330650717', 'counts_by_year': [{'year': 2012, 'cited_by_count': 1}], 'updated_date': '2024-12-08T20:39:27.332410', 'created_date': '2016-06-24'}