Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2023547776', 'doi': 'https://doi.org/10.1111/j.0954-6820.1975.tb04938.x', 'title': 'AORTOCORONARY VEIN BYPASS IN PATIENTS WITH ANGINA PECTORIS', 'display_name': 'AORTOCORONARY VEIN BYPASS IN PATIENTS WITH ANGINA PECTORIS', 'publication_year': 1975, 'publication_date': '1975-01-12', 'ids': {'openalex': 'https://openalex.org/W2023547776', 'doi': 'https://doi.org/10.1111/j.0954-6820.1975.tb04938.x', 'mag': '2023547776', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/1080007'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1111/j.0954-6820.1975.tb04938.x', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S91099313', 'display_name': 'Acta Medica Scandinavica', 'issn_l': '0001-6101', 'issn': ['0001-6101'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, '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': 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/A5082735136', 'display_name': 'Björn Hoel', 'orcid': None}, 'institutions': [], 'countries': ['NO'], 'is_corresponding': False, 'raw_author_name': 'Bjørn Hoel', 'raw_affiliation_strings': ['University Institute for Respiratory Physiology, Department of Radiology, Surgical Department III and Medical Department VIII, Ullevål Hospital, Oslo, Norway'], 'affiliations': [{'raw_affiliation_string': 'University Institute for Respiratory Physiology, Department of Radiology, Surgical Department III and Medical Department VIII, Ullevål Hospital, Oslo, Norway', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5078224756', 'display_name': 'Harald Eie', 'orcid': None}, 'institutions': [], 'countries': ['NO'], 'is_corresponding': False, 'raw_author_name': 'Harald Eie', 'raw_affiliation_strings': ['University Institute for Respiratory Physiology, Department of Radiology, Surgical Department III and Medical Department VIII, Ullevål Hospital, Oslo, Norway'], 'affiliations': [{'raw_affiliation_string': 'University Institute for Respiratory Physiology, Department of Radiology, Surgical Department III and Medical Department VIII, Ullevål Hospital, Oslo, Norway', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5016094341', 'display_name': 'Gudmund Semb', 'orcid': None}, 'institutions': [], 'countries': ['NO'], 'is_corresponding': False, 'raw_author_name': 'Gudmund Semb', 'raw_affiliation_strings': ['University Institute for Respiratory Physiology, Department of Radiology, Surgical Department III and Medical Department VIII, Ullevål Hospital, Oslo, Norway'], 'affiliations': [{'raw_affiliation_string': 'University Institute for Respiratory Physiology, Department of Radiology, Surgical Department III and Medical Department VIII, Ullevål Hospital, Oslo, Norway', 'institution_ids': []}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5043397877', 'display_name': 'E Sivertssen', 'orcid': None}, 'institutions': [], 'countries': ['NO'], 'is_corresponding': False, 'raw_author_name': 'Egil Sivertssen', 'raw_affiliation_strings': ['University Institute for Respiratory Physiology, Department of Radiology, Surgical Department III and Medical Department VIII, Ullevål Hospital, Oslo, Norway'], 'affiliations': [{'raw_affiliation_string': 'University Institute for Respiratory Physiology, Department of Radiology, Surgical Department III and Medical Department VIII, Ullevål Hospital, Oslo, Norway', 'institution_ids': []}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 5, 'citation_normalized_percentile': {'value': 0.677135, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 74, 'max': 76}, 'biblio': {'volume': '197', 'issue': '1-6', 'first_page': '383', 'last_page': '390'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10372', 'display_name': 'Cardiac Imaging and Diagnostics', 'score': 0.9991, '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'}}, 'topics': [{'id': 'https://openalex.org/T10372', 'display_name': 'Cardiac Imaging and Diagnostics', 'score': 0.9991, '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/T10292', 'display_name': 'Acute Myocardial Infarction Research', 'score': 0.999, '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/bypass-operation', 'display_name': 'Bypass operation', 'score': 0.5356576}, {'id': 'https://openalex.org/keywords/derivation', 'display_name': 'Derivation', 'score': 0.5340708}], 'concepts': [{'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.9787805}, {'id': 'https://openalex.org/C2778425758', 'wikidata': 'https://www.wikidata.org/wiki/Q180762', 'display_name': 'Angina', 'level': 3, 'score': 0.85788}, {'id': 'https://openalex.org/C2780968331', 'wikidata': 'https://www.wikidata.org/wiki/Q1890115', 'display_name': 'Shunt (medical)', 'level': 2, 'score': 0.66258925}, {'id': 'https://openalex.org/C2776268601', 'wikidata': 'https://www.wikidata.org/wiki/Q968808', 'display_name': 'Occlusion', 'level': 2, 'score': 0.6333642}, {'id': 'https://openalex.org/C141071460', 'wikidata': 'https://www.wikidata.org/wiki/Q40821', 'display_name': 'Surgery', 'level': 1, 'score': 0.5413002}, {'id': 'https://openalex.org/C3017713076', 'wikidata': 'https://www.wikidata.org/wiki/Q186020', 'display_name': 'Bypass operation', 'level': 3, 'score': 0.5356576}, {'id': 'https://openalex.org/C207386681', 'wikidata': 'https://www.wikidata.org/wiki/Q451323', 'display_name': 'Derivation', 'level': 3, 'score': 0.5340708}, {'id': 'https://openalex.org/C2776820930', 'wikidata': 'https://www.wikidata.org/wiki/Q9655', 'display_name': 'Artery', 'level': 2, 'score': 0.49840593}, {'id': 'https://openalex.org/C164705383', 'wikidata': 'https://www.wikidata.org/wiki/Q10379', 'display_name': 'Cardiology', 'level': 1, 'score': 0.4766779}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.3743633}, {'id': 'https://openalex.org/C500558357', 'wikidata': 'https://www.wikidata.org/wiki/Q12152', 'display_name': 'Myocardial infarction', 'level': 2, 'score': 0.25038922}], 'mesh': [{'descriptor_ui': 'D000787', 'descriptor_name': 'Angina Pectoris', 'qualifier_ui': 'Q000601', 'qualifier_name': 'surgery', 'is_major_topic': True}, {'descriptor_ui': 'D001026', 'descriptor_name': 'Coronary Artery Bypass', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D000328', 'descriptor_name': 'Adult', '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': 'D000787', 'descriptor_name': 'Angina Pectoris', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001794', 'descriptor_name': 'Blood Pressure', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001026', 'descriptor_name': 'Coronary Artery Bypass', 'qualifier_ui': 'Q000009', 'qualifier_name': 'adverse effects', 'is_major_topic': False}, {'descriptor_ui': 'D005260', 'descriptor_name': 'Female', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005500', 'descriptor_name': 'Follow-Up Studies', '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': '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': 'D011183', 'descriptor_name': 'Postoperative Complications', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014690', 'descriptor_name': 'Venous Pressure', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1111/j.0954-6820.1975.tb04938.x', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S91099313', 'display_name': 'Acta Medica Scandinavica', 'issn_l': '0001-6101', 'issn': ['0001-6101'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, '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': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/1080007', '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': 0.88, 'display_name': 'Good health and well-being', 'id': 'https://metadata.un.org/sdg/3'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 15, 'referenced_works': ['https://openalex.org/W1969435162', 'https://openalex.org/W1996227662', 'https://openalex.org/W2005952773', 'https://openalex.org/W2022211995', 'https://openalex.org/W2032739581', 'https://openalex.org/W2032916684', 'https://openalex.org/W2036553777', 'https://openalex.org/W2046427037', 'https://openalex.org/W2064076413', 'https://openalex.org/W2078752365', 'https://openalex.org/W2130287068', 'https://openalex.org/W2139212325', 'https://openalex.org/W2414923258', 'https://openalex.org/W2464070985', 'https://openalex.org/W4237365733'], 'related_works': ['https://openalex.org/W4220860383', 'https://openalex.org/W2469460163', 'https://openalex.org/W2461433070', 'https://openalex.org/W2414773267', 'https://openalex.org/W2404615595', 'https://openalex.org/W2076590274', 'https://openalex.org/W2064906201', 'https://openalex.org/W2050867454', 'https://openalex.org/W2023547776', 'https://openalex.org/W1967992455'], 'abstract_inverted_index': {'In': [0, 163], 'the': [1, 26, 37, 47, 63, 97, 100, 166, 171], '3-year': [2], 'period': [3], 'from': [4, 96], 'May': [5], '1971': [6], 'to': [7, 89, 191], 'April': [8], '1974,': [9], '90': [10], 'patients': [11, 58, 73, 126, 182], 'had': [12, 75, 80, 132], 'aortocoronary': [13, 198], 'bypass': [14], 'for': [15, 197], 'angina': [16, 184], 'pectoris': [17, 185], 'at': [18, 133], 'Ulleval': [19], 'Hospital.': [20], 'One': [21], 'patient': [22], 'died': [23], 'shortly': [24], 'after': [25], 'operation': [27, 98], '(operative': [28], 'mortality': [29], '1.1%).': [30], 'There': [31], 'were': [32, 122], 'no': [33, 111], 'further': [34], 'deaths': [35], 'in': [36, 44, 52, 125], 'observation': [38], 'period.': [39], 'Clinical': [40], 'improvement': [41], 'was': [42, 144, 155], 'seen': [43, 123], '93%': [45], 'of': [46, 62, 94, 165, 174], 'patients,': [48], 'early': [49, 142], 'shunt': [50, 137], 'patency': [51], '92%.': [53], 'The': [54], 'study': [55], 'suggests': [56], 'that': [57, 180, 186], 'with': [59, 127, 146, 183], 'isolated': [60], 'affection': [61], 'right': [64], 'coronary': [65], 'artery': [66], 'should': [67, 194], 'not': [68, 156, 188], 'have': [69, 90], 'bypass,': [70], 'because': [71], 'these': [72], '1)': [74], 'less': [76], 'severe': [77], 'symptoms,': [78], '2)': [79], 'better': [81], 'preserved': [82], 'left': [83], 'ventricular': [84], 'function,': [85], 'and': [86, 109, 143, 170], '3)': [87], 'seemed': [88], 'a': [91], 'smaller': [92], 'chance': [93], 'benefiting': [95], 'than': [99, 115], 'other': [101], 'patients.': [102], 'Multiple': [103], 'shunts': [104, 129], 'gave': [105], 'good': [106], 'clinical': [107, 120], 'results': [108, 121], 'carried': [110], 'higher': [112], 'surgical': [113], 'risk': [114, 169], 'did': [116], 'single': [117], 'shunts.': [118], 'Good': [119], 'also': [124], 'occluded': [128], 'provided': [130], 'they': [131], 'least': [134], 'one': [135], 'patent': [136], 'too.': [138], 'Graft': [139, 153], 'occlusion': [140, 154], 'occurred': [141], 'associated': [145], 'low': [147], 'graft': [148], 'flow': [149], 'as': [150], 'measured': [151], 'intraoperatively.': [152], 'usually': [157], 'followed': [158], 'by': [159], 'demonstrable': [160], 'myocardial': [161], 'necrosis.': [162], 'view': [164], 'small': [167], 'operative': [168], 'high': [172], 'score': [173], 'symptom': [175], 'relief': [176], 'it': [177], 'is': [178], 'concluded': [179], 'all': [181], 'does': [187], 'readily': [189], 'respond': [190], 'medical': [192], 'treatment,': [193], 'be': [195], 'considered': [196], 'bypass.': [199]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2023547776', 'counts_by_year': [{'year': 2021, 'cited_by_count': 1}], 'updated_date': '2024-12-10T03:48:14.891111', 'created_date': '2016-06-24'}