Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2056339360', 'doi': 'https://doi.org/10.1016/0002-9394(75)90609-1', 'title': 'Central Retinal Artery Occlusion', 'display_name': 'Central Retinal Artery Occlusion', 'publication_year': 1975, 'publication_date': '1975-03-01', 'ids': {'openalex': 'https://openalex.org/W2056339360', 'doi': 'https://doi.org/10.1016/0002-9394(75)90609-1', 'mag': '2056339360', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/1121994'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/0002-9394(75)90609-1', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S50016660', 'display_name': 'American Journal of Ophthalmology', 'issn_l': '0002-9394', 'issn': ['0002-9394', '1879-1891'], '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/A5041492736', 'display_name': 'Richard E. Appen', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1287163989', 'display_name': 'Massachusetts Eye and Ear Infirmary', 'ror': 'https://ror.org/04g3dn724', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1287163989']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Richard E. Appen', 'raw_affiliation_strings': ['Howe Laboratory of Ophthalmology, Massachusetts Eye and Ear Infirmary, Boston, Massachusetts'], 'affiliations': [{'raw_affiliation_string': 'Howe Laboratory of Ophthalmology, Massachusetts Eye and Ear Infirmary, Boston, Massachusetts', 'institution_ids': ['https://openalex.org/I1287163989']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5004195860', 'display_name': 'Shirley H. Wray', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1287163989', 'display_name': 'Massachusetts Eye and Ear Infirmary', 'ror': 'https://ror.org/04g3dn724', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1287163989']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Shirley H. Wray', 'raw_affiliation_strings': ['Howe Laboratory of Ophthalmology, Massachusetts Eye and Ear Infirmary, Boston, Massachusetts'], 'affiliations': [{'raw_affiliation_string': 'Howe Laboratory of Ophthalmology, Massachusetts Eye and Ear Infirmary, Boston, Massachusetts', 'institution_ids': ['https://openalex.org/I1287163989']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5065212361', 'display_name': 'David G. Cogan', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1287163989', 'display_name': 'Massachusetts Eye and Ear Infirmary', 'ror': 'https://ror.org/04g3dn724', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1287163989']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'David G. Cogan', 'raw_affiliation_strings': ['Howe Laboratory of Ophthalmology, Massachusetts Eye and Ear Infirmary, Boston, Massachusetts'], 'affiliations': [{'raw_affiliation_string': 'Howe Laboratory of Ophthalmology, Massachusetts Eye and Ear Infirmary, Boston, Massachusetts', 'institution_ids': ['https://openalex.org/I1287163989']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 4390, 'currency': 'USD', 'value_usd': 4390, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 3.476, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 113, 'citation_normalized_percentile': {'value': 0.991493, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 97, 'max': 98}, 'biblio': {'volume': '79', 'issue': '3', 'first_page': '374', 'last_page': '381'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12599', 'display_name': 'Ocular Manifestations of COVID-19', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/2731', 'display_name': 'Ophthalmology'}, '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/T12599', 'display_name': 'Ocular Manifestations of COVID-19', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/2731', 'display_name': 'Ophthalmology'}, '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/T11438', 'display_name': 'Detection and Management of Retinal Diseases', 'score': 0.9973, '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/T11194', 'display_name': 'Epidemiology and Management of Ocular Inflammatory Diseases', 'score': 0.9924, 'subfield': {'id': 'https://openalex.org/subfields/2731', 'display_name': 'Ophthalmology'}, '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/etiology', 'display_name': 'Etiology', 'score': 0.6751238}, {'id': 'https://openalex.org/keywords/retinal-artery-occlusion', 'display_name': 'Retinal Artery Occlusion', 'score': 0.64526}, {'id': 'https://openalex.org/keywords/stroke', 'display_name': 'Stroke (engine)', 'score': 0.48476595}, {'id': 'https://openalex.org/keywords/central-retinal-artery', 'display_name': 'Central retinal artery', 'score': 0.43323314}, {'id': 'https://openalex.org/keywords/retinal-artery', 'display_name': 'Retinal Artery', 'score': 0.42834854}], 'concepts': [{'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.919322}, {'id': 'https://openalex.org/C137627325', 'wikidata': 'https://www.wikidata.org/wiki/Q156318', 'display_name': 'Etiology', 'level': 2, 'score': 0.6751238}, {'id': 'https://openalex.org/C2776449918', 'wikidata': 'https://www.wikidata.org/wiki/Q3348620', 'display_name': 'Central retinal artery occlusion', 'level': 3, 'score': 0.6697583}, {'id': 'https://openalex.org/C2909556870', 'wikidata': 'https://www.wikidata.org/wiki/Q2444886', 'display_name': 'Retinal Artery Occlusion', 'level': 3, 'score': 0.6320167}, {'id': 'https://openalex.org/C164705383', 'wikidata': 'https://www.wikidata.org/wiki/Q10379', 'display_name': 'Cardiology', 'level': 1, 'score': 0.5909406}, {'id': 'https://openalex.org/C2776268601', 'wikidata': 'https://www.wikidata.org/wiki/Q968808', 'display_name': 'Occlusion', 'level': 2, 'score': 0.58754146}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.50899863}, {'id': 'https://openalex.org/C2780645631', 'wikidata': 'https://www.wikidata.org/wiki/Q671554', 'display_name': 'Stroke (engine)', 'level': 2, 'score': 0.48476595}, {'id': 'https://openalex.org/C2778333808', 'wikidata': 'https://www.wikidata.org/wiki/Q515848', 'display_name': 'Internal carotid artery', 'level': 2, 'score': 0.44014776}, {'id': 'https://openalex.org/C2777185221', 'wikidata': 'https://www.wikidata.org/wiki/Q275466', 'display_name': 'Embolism', 'level': 2, 'score': 0.43573505}, {'id': 'https://openalex.org/C2775926640', 'wikidata': 'https://www.wikidata.org/wiki/Q489722', 'display_name': 'Central retinal artery', 'level': 3, 'score': 0.43323314}, {'id': 'https://openalex.org/C2910707947', 'wikidata': 'https://www.wikidata.org/wiki/Q489722', 'display_name': 'Retinal Artery', 'level': 3, 'score': 0.42834854}, {'id': 'https://openalex.org/C2779885944', 'wikidata': 'https://www.wikidata.org/wiki/Q4956398', 'display_name': 'Branch retinal artery occlusion', 'level': 4, 'score': 0.41543606}, {'id': 'https://openalex.org/C2780827179', 'wikidata': 'https://www.wikidata.org/wiki/Q422001', 'display_name': 'Retinal', 'level': 2, 'score': 0.39979243}, {'id': 'https://openalex.org/C118487528', 'wikidata': 'https://www.wikidata.org/wiki/Q161437', 'display_name': 'Ophthalmology', 'level': 1, 'score': 0.25085884}, {'id': 'https://openalex.org/C2780248432', 'wikidata': 'https://www.wikidata.org/wiki/Q1434206', 'display_name': 'Fluorescein angiography', 'level': 3, 'score': 0.116042614}, {'id': 'https://openalex.org/C78519656', 'wikidata': 'https://www.wikidata.org/wiki/Q101333', 'display_name': 'Mechanical engineering', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D001157', 'descriptor_name': 'Arterial Occlusive Diseases', 'qualifier_ui': 'Q000209', 'qualifier_name': 'etiology', 'is_major_topic': True}, {'descriptor_ui': 'D012161', 'descriptor_name': 'Retinal Artery', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D000293', 'descriptor_name': 'Adolescent', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000328', 'descriptor_name': 'Adult', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000367', 'descriptor_name': 'Age Factors', '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': 'D000437', 'descriptor_name': 'Alcoholism', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D000437', 'descriptor_name': 'Alcoholism', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000755', 'descriptor_name': 'Anemia, Sickle Cell', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D000755', 'descriptor_name': 'Anemia, Sickle Cell', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001157', 'descriptor_name': 'Arterial Occlusive Diseases', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001157', 'descriptor_name': 'Arterial Occlusive Diseases', 'qualifier_ui': 'Q000175', 'qualifier_name': 'diagnosis', 'is_major_topic': False}, {'descriptor_ui': 'D001157', 'descriptor_name': 'Arterial Occlusive Diseases', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D002561', 'descriptor_name': 'Cerebrovascular Disorders', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D002561', 'descriptor_name': 'Cerebrovascular Disorders', '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': 'D005500', 'descriptor_name': 'Follow-Up Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006331', 'descriptor_name': 'Heart Diseases', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006331', 'descriptor_name': 'Heart Diseases', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D006801', 'descriptor_name': 'Humans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006973', 'descriptor_name': 'Hypertension', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006973', 'descriptor_name': 'Hypertension', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D008180', 'descriptor_name': 'Lupus Erythematosus, Systemic', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D008180', 'descriptor_name': 'Lupus Erythematosus, Systemic', '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': 'D012189', 'descriptor_name': 'Retrospective Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012744', 'descriptor_name': 'Sex Ratio', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013587', 'descriptor_name': 'Syphilis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013587', 'descriptor_name': 'Syphilis', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D013923', 'descriptor_name': 'Thromboembolism', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013923', 'descriptor_name': 'Thromboembolism', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D013997', 'descriptor_name': 'Time Factors', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014652', 'descriptor_name': 'Vascular Diseases', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014652', 'descriptor_name': 'Vascular Diseases', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/0002-9394(75)90609-1', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S50016660', 'display_name': 'American Journal of Ophthalmology', 'issn_l': '0002-9394', 'issn': ['0002-9394', '1879-1891'], '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/1121994', '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': [{'id': 'https://metadata.un.org/sdg/3', 'display_name': 'Good health and well-being', 'score': 0.86}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 18, 'referenced_works': ['https://openalex.org/W1435205984', 'https://openalex.org/W1973042904', 'https://openalex.org/W1975178653', 'https://openalex.org/W1980807774', 'https://openalex.org/W2024503318', 'https://openalex.org/W2044438899', 'https://openalex.org/W2059311632', 'https://openalex.org/W2068623889', 'https://openalex.org/W2075880837', 'https://openalex.org/W2078458280', 'https://openalex.org/W2090403439', 'https://openalex.org/W2116486292', 'https://openalex.org/W2140119067', 'https://openalex.org/W2196921623', 'https://openalex.org/W2268680270', 'https://openalex.org/W2400133134', 'https://openalex.org/W3022447677', 'https://openalex.org/W4212889906'], 'related_works': ['https://openalex.org/W4232051289', 'https://openalex.org/W2996413390', 'https://openalex.org/W2941061716', 'https://openalex.org/W2553031351', 'https://openalex.org/W2461634990', 'https://openalex.org/W2399456661', 'https://openalex.org/W2229917023', 'https://openalex.org/W2070366171', 'https://openalex.org/W2062038390', 'https://openalex.org/W1908443029'], 'abstract_inverted_index': {'Data': [0], 'regarding': [1], 'the': [2, 14, 19, 30, 33, 54, 57, 69, 85, 97, 107], 'etiology': [3, 137], 'and': [4, 92, 130, 140], 'subsequent': [5], 'course': [6], 'of': [7, 13, 21, 27, 32, 68, 75, 84, 96, 113], '54': [8], 'patients': [9, 23, 46, 63, 87, 109], 'with': [10, 124], 'an': [11], 'occlusion': [12, 95], 'central': [15, 34, 59, 98], 'retinal': [16, 35, 60, 99], 'artery': [17, 36], 'included': [18], 'following:': [20], '44': [22], 'over': [24], '40': [25, 111], 'years': [26, 112, 146], 'age': [28], 'at': [29, 138], 'time': [31], 'occlusion,': [37], 'eight': [38], '(18%)': [39], 'had': [40, 48, 65, 77, 88, 134], 'cerebrovascular': [41], 'accidents,': [42], 'but': [43], 'only': [44], 'two': [45, 74], '(5%)': [47], 'a': [49], 'stroke': [50], 'clearly': [51], 'related': [52], 'to': [53, 119], 'vessels': [55], 'involving': [56], 'affected': [58], 'artery.': [61, 100], 'Five': [62], '(11%)': [64], 'occlusive': [66], 'disease': [67, 91], 'ipsilateral': [70], 'internal': [71], 'carotid': [72], 'artery;': [73], 'these': [76], 'cerebral': [78], 'involvement': [79], 'later': [80], 'or': [81], 'simultaneously.': [82], 'Ten': [83], 'older': [86], 'cardiac': [89], 'valvular': [90], 'presumed': [93], 'embolic': [94], 'Associated': [101], 'medical': [102], 'disorders': [103], 'were': [104, 117, 141], 'common.': [105], 'Of': [106], 'ten': [108], 'under': [110], 'age,': [114], 'six': [115], 'occlusions': [116], 'secondary': [118], 'atrial': [120], 'myxoma,': [121], 'mitral': [122], 'insufficiency': [123], "Marfan's": [125], 'syndrome,': [126], 'polycythemia,': [127], 'hypercoagluopathy,': [128], 'hypertension,': [129], 'orbital': [131], 'compression.': [132], 'Four': [133], 'no': [135], 'apparent': [136], 'onset': [139], 'in': [142], 'good': [143], 'health': [144], 'many': [145], 'later.': [147]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2056339360', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 5}, {'year': 2021, 'cited_by_count': 3}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 2}, {'year': 2018, 'cited_by_count': 3}, {'year': 2016, 'cited_by_count': 3}, {'year': 2015, 'cited_by_count': 3}, {'year': 2014, 'cited_by_count': 3}, {'year': 2013, 'cited_by_count': 1}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2024-09-19T03:22:11.000566', 'created_date': '2016-06-24'}