Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2151556130', 'doi': 'https://doi.org/10.1136/bjo.65.3.184', 'title': "Bilateral maculopathy simulating 'cherry-red spot' in a patient with Crohn's disease.", 'display_name': "Bilateral maculopathy simulating 'cherry-red spot' in a patient with Crohn's disease.", 'publication_year': 1981, 'publication_date': '1981-03-01', 'ids': {'openalex': 'https://openalex.org/W2151556130', 'doi': 'https://doi.org/10.1136/bjo.65.3.184', 'mag': '2151556130', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/6784747', 'pmcid': 'https://www.ncbi.nlm.nih.gov/pmc/articles/1039460'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1136/bjo.65.3.184', 'pdf_url': 'https://bjo.bmj.com/content/bjophthalmol/65/3/184.full.pdf', 'source': {'id': 'https://openalex.org/S79587146', 'display_name': 'British Journal of Ophthalmology', 'issn_l': '0007-1161', 'issn': ['0007-1161', '1468-2079'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319945', 'host_organization_name': 'BMJ', 'host_organization_lineage': ['https://openalex.org/P4310319945'], 'host_organization_lineage_names': ['BMJ'], '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://bjo.bmj.com/content/bjophthalmol/65/3/184.full.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5041450578', 'display_name': 'Y Yassur', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I2800389475', 'display_name': 'Rabin Medical Center', 'ror': 'https://ror.org/01vjtf564', 'country_code': 'IL', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2800389475', 'https://openalex.org/I64767286']}, {'id': 'https://openalex.org/I16391192', 'display_name': 'Tel Aviv University', 'ror': 'https://ror.org/04mhzgx49', 'country_code': 'IL', 'type': 'education', 'lineage': ['https://openalex.org/I16391192']}], 'countries': ['IL'], 'is_corresponding': False, 'raw_author_name': 'Y Yassur', 'raw_affiliation_strings': ['From the Department of Ophthalmology, Beilinson Medical Center, and Tel Aviv University Medical School, Petah Tikva, Israel'], 'affiliations': [{'raw_affiliation_string': 'From the Department of Ophthalmology, Beilinson Medical Center, and Tel Aviv University Medical School, Petah Tikva, Israel', 'institution_ids': ['https://openalex.org/I2800389475', 'https://openalex.org/I16391192']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5009492502', 'display_name': 'Moshe Snir', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I2800389475', 'display_name': 'Rabin Medical Center', 'ror': 'https://ror.org/01vjtf564', 'country_code': 'IL', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2800389475', 'https://openalex.org/I64767286']}, {'id': 'https://openalex.org/I16391192', 'display_name': 'Tel Aviv University', 'ror': 'https://ror.org/04mhzgx49', 'country_code': 'IL', 'type': 'education', 'lineage': ['https://openalex.org/I16391192']}], 'countries': ['IL'], 'is_corresponding': False, 'raw_author_name': 'M Snir', 'raw_affiliation_strings': ['From the Department of Ophthalmology, Beilinson Medical Center, and Tel Aviv University Medical School, Petah Tikva, Israel'], 'affiliations': [{'raw_affiliation_string': 'From the Department of Ophthalmology, Beilinson Medical Center, and Tel Aviv University Medical School, Petah Tikva, Israel', 'institution_ids': ['https://openalex.org/I2800389475', 'https://openalex.org/I16391192']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5024169302', 'display_name': 'Shlomo Melamed', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I2800389475', 'display_name': 'Rabin Medical Center', 'ror': 'https://ror.org/01vjtf564', 'country_code': 'IL', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2800389475', 'https://openalex.org/I64767286']}, {'id': 'https://openalex.org/I16391192', 'display_name': 'Tel Aviv University', 'ror': 'https://ror.org/04mhzgx49', 'country_code': 'IL', 'type': 'education', 'lineage': ['https://openalex.org/I16391192']}], 'countries': ['IL'], 'is_corresponding': False, 'raw_author_name': 'S Melamed', 'raw_affiliation_strings': ['From the Department of Ophthalmology, Beilinson Medical Center, and Tel Aviv University Medical School, Petah Tikva, Israel'], 'affiliations': [{'raw_affiliation_string': 'From the Department of Ophthalmology, Beilinson Medical Center, and Tel Aviv University Medical School, Petah Tikva, Israel', 'institution_ids': ['https://openalex.org/I2800389475', 'https://openalex.org/I16391192']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5000153118', 'display_name': 'I Ben-Sira', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I2800389475', 'display_name': 'Rabin Medical Center', 'ror': 'https://ror.org/01vjtf564', 'country_code': 'IL', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2800389475', 'https://openalex.org/I64767286']}, {'id': 'https://openalex.org/I16391192', 'display_name': 'Tel Aviv University', 'ror': 'https://ror.org/04mhzgx49', 'country_code': 'IL', 'type': 'education', 'lineage': ['https://openalex.org/I16391192']}], 'countries': ['IL'], 'is_corresponding': False, 'raw_author_name': 'I Ben-Sira', 'raw_affiliation_strings': ['From the Department of Ophthalmology, Beilinson Medical Center, and Tel Aviv University Medical School, Petah Tikva, Israel'], 'affiliations': [{'raw_affiliation_string': 'From the Department of Ophthalmology, Beilinson Medical Center, and Tel Aviv University Medical School, Petah Tikva, Israel', 'institution_ids': ['https://openalex.org/I2800389475', 'https://openalex.org/I16391192']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.764, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 33, 'citation_normalized_percentile': {'value': 0.799542, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 91, 'max': 92}, 'biblio': {'volume': '65', 'issue': '3', 'first_page': '184', 'last_page': '188'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11194', 'display_name': 'Epidemiology and Management of Ocular Inflammatory Diseases', 'score': 0.9973, '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/T11194', 'display_name': 'Epidemiology and Management of Ocular Inflammatory Diseases', 'score': 0.9973, '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/T13467', 'display_name': 'Ocular Toxicity and Retinal Disorders from Medications', 'score': 0.9892, '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/T10697', 'display_name': 'Classification and Management of Vasculitides', 'score': 0.9885, 'subfield': {'id': 'https://openalex.org/subfields/2740', 'display_name': 'Pulmonary and Respiratory 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/maculopathy', 'display_name': 'Maculopathy', 'score': 0.599989}, {'id': 'https://openalex.org/keywords/retinopathy', 'display_name': 'Retinopathy', 'score': 0.525198}, {'id': 'https://openalex.org/keywords/ocular-toxicity', 'display_name': 'Ocular Toxicity', 'score': 0.508497}, {'id': 'https://openalex.org/keywords/age-related-maculopathy', 'display_name': 'Age-related maculopathy', 'score': 0.5066479}], 'concepts': [{'id': 'https://openalex.org/C2781116099', 'wikidata': 'https://www.wikidata.org/wiki/Q3842207', 'display_name': 'Maculopathy', 'level': 4, 'score': 0.9548662}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.84777147}, {'id': 'https://openalex.org/C2776148792', 'wikidata': 'https://www.wikidata.org/wiki/Q3041498', 'display_name': 'Eye disease', 'level': 2, 'score': 0.56823146}, {'id': 'https://openalex.org/C118487528', 'wikidata': 'https://www.wikidata.org/wiki/Q161437', 'display_name': 'Ophthalmology', 'level': 1, 'score': 0.5164695}, {'id': 'https://openalex.org/C2779280984', 'wikidata': 'https://www.wikidata.org/wiki/Q1472', 'display_name': "Crohn's disease", 'level': 3, 'score': 0.51529455}, {'id': 'https://openalex.org/C2908861002', 'wikidata': 'https://www.wikidata.org/wiki/Q27429789', 'display_name': 'Age-related maculopathy', 'level': 5, 'score': 0.5066479}, {'id': 'https://openalex.org/C535196362', 'wikidata': 'https://www.wikidata.org/wiki/Q758', 'display_name': 'Zinc', 'level': 2, 'score': 0.47176033}, {'id': 'https://openalex.org/C2779134260', 'wikidata': 'https://www.wikidata.org/wiki/Q12136', 'display_name': 'Disease', 'level': 2, 'score': 0.4527141}, {'id': 'https://openalex.org/C141071460', 'wikidata': 'https://www.wikidata.org/wiki/Q40821', 'display_name': 'Surgery', 'level': 1, 'score': 0.36453232}, {'id': 'https://openalex.org/C2778313320', 'wikidata': 'https://www.wikidata.org/wiki/Q550455', 'display_name': 'Retinopathy', 'level': 3, 'score': 0.32983577}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.23141775}, {'id': 'https://openalex.org/C134018914', 'wikidata': 'https://www.wikidata.org/wiki/Q162606', 'display_name': 'Endocrinology', 'level': 1, 'score': 0.13414073}, {'id': 'https://openalex.org/C555293320', 'wikidata': 'https://www.wikidata.org/wiki/Q12206', 'display_name': 'Diabetes mellitus', 'level': 2, 'score': 0.061640292}, {'id': 'https://openalex.org/C192562407', 'wikidata': 'https://www.wikidata.org/wiki/Q228736', 'display_name': 'Materials science', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C191897082', 'wikidata': 'https://www.wikidata.org/wiki/Q11467', 'display_name': 'Metallurgy', 'level': 1, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D003424', 'descriptor_name': 'Crohn Disease', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': True}, {'descriptor_ui': 'D012164', 'descriptor_name': 'Retinal Diseases', 'qualifier_ui': 'Q000209', 'qualifier_name': 'etiology', 'is_major_topic': True}, {'descriptor_ui': 'D000328', 'descriptor_name': 'Adult', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003300', 'descriptor_name': 'Copper', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003300', 'descriptor_name': 'Copper', 'qualifier_ui': 'Q000097', 'qualifier_name': 'blood', 'is_major_topic': False}, {'descriptor_ui': 'D003424', 'descriptor_name': 'Crohn Disease', 'qualifier_ui': 'Q000097', 'qualifier_name': 'blood', 'is_major_topic': False}, {'descriptor_ui': 'D003424', 'descriptor_name': 'Crohn Disease', 'qualifier_ui': 'Q000628', 'qualifier_name': 'therapy', 'is_major_topic': False}, {'descriptor_ui': 'D003424', 'descriptor_name': 'Crohn Disease', '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': 'D008266', 'descriptor_name': 'Macula Lutea', 'qualifier_ui': 'Q000473', 'qualifier_name': 'pathology', 'is_major_topic': False}, {'descriptor_ui': 'D008266', 'descriptor_name': 'Macula Lutea', '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': 'D010289', 'descriptor_name': 'Parenteral Nutrition, Total', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012164', 'descriptor_name': 'Retinal Diseases', 'qualifier_ui': 'Q000097', 'qualifier_name': 'blood', 'is_major_topic': False}, {'descriptor_ui': 'D012164', 'descriptor_name': 'Retinal Diseases', 'qualifier_ui': 'Q000473', 'qualifier_name': 'pathology', 'is_major_topic': False}, {'descriptor_ui': 'D012164', 'descriptor_name': 'Retinal Diseases', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012607', 'descriptor_name': 'Scotoma', 'qualifier_ui': 'Q000209', 'qualifier_name': 'etiology', 'is_major_topic': False}, {'descriptor_ui': 'D012607', 'descriptor_name': 'Scotoma', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015032', 'descriptor_name': 'Zinc', 'qualifier_ui': 'Q000097', 'qualifier_name': 'blood', 'is_major_topic': False}, {'descriptor_ui': 'D015032', 'descriptor_name': 'Zinc', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 4, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1136/bjo.65.3.184', 'pdf_url': 'https://bjo.bmj.com/content/bjophthalmol/65/3/184.full.pdf', 'source': {'id': 'https://openalex.org/S79587146', 'display_name': 'British Journal of Ophthalmology', 'issn_l': '0007-1161', 'issn': ['0007-1161', '1468-2079'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319945', 'host_organization_name': 'BMJ', 'host_organization_lineage': ['https://openalex.org/P4310319945'], 'host_organization_lineage_names': ['BMJ'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://europepmc.org/articles/pmc1039460', 'pdf_url': 'https://europepmc.org/articles/pmc1039460?pdf=render', 'source': {'id': 'https://openalex.org/S4306400806', 'display_name': 'Europe PMC (PubMed Central)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1303153112', 'host_organization_name': 'European Bioinformatics Institute', 'host_organization_lineage': ['https://openalex.org/I1303153112'], 'host_organization_lineage_names': ['European Bioinformatics Institute'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1039460', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764455111', 'display_name': 'PubMed Central', 'issn_l': None, 'issn': None, 'is_oa': True, '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': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/6784747', '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/10.1136/bjo.65.3.184', 'pdf_url': 'https://bjo.bmj.com/content/bjophthalmol/65/3/184.full.pdf', 'source': {'id': 'https://openalex.org/S79587146', 'display_name': 'British Journal of Ophthalmology', 'issn_l': '0007-1161', 'issn': ['0007-1161', '1468-2079'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319945', 'host_organization_name': 'BMJ', 'host_organization_lineage': ['https://openalex.org/P4310319945'], 'host_organization_lineage_names': ['BMJ'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/3', 'display_name': 'Good health and well-being', 'score': 0.74}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 16, 'referenced_works': ['https://openalex.org/W1518081900', 'https://openalex.org/W1964170195', 'https://openalex.org/W2015629799', 'https://openalex.org/W2055988821', 'https://openalex.org/W2061694447', 'https://openalex.org/W2146854435', 'https://openalex.org/W2161336903', 'https://openalex.org/W2203549921', 'https://openalex.org/W2398303370', 'https://openalex.org/W2403607891', 'https://openalex.org/W2418279112', 'https://openalex.org/W3022447677', 'https://openalex.org/W4243684246', 'https://openalex.org/W4245384304', 'https://openalex.org/W6408203', 'https://openalex.org/W8794970'], 'related_works': ['https://openalex.org/W3201559701', 'https://openalex.org/W2308272655', 'https://openalex.org/W2151556130', 'https://openalex.org/W2078951232', 'https://openalex.org/W2023857471', 'https://openalex.org/W2015422937', 'https://openalex.org/W2009706585', 'https://openalex.org/W1789818221', 'https://openalex.org/W163105695', 'https://openalex.org/W1495502816'], 'abstract_inverted_index': {'A': [0], '23-year-old': [1], 'man': [2], 'suffering': [3], 'from': [4], "Crohn's": [5], 'disease': [6, 64], 'developed': [7], 'a': [8], 'bilateral': [9], 'maculopathy': [10, 34, 54], 'simulating': [11], "'cherry-red": [12], "spot'": [13], 'with': [14], 'vision': [15], 'impairment': [16], 'and': [17, 26, 43, 48, 73, 76, 81], 'normal': [18], 'electroretinogram': [19], 'during': [20], 'total': [21], 'parenteral': [22, 41], 'hyperalimentation,': [23], 'when': [24], 'copper': [25], 'zinc': [27, 80], 'serum': [28], 'levels': [29], 'were': [30], 'considerably': [31], 'decreased.': [32], 'The': [33, 50], 'rapidly': [35], 'subsided': [36], 'after': [37], 'cessation': [38], 'of': [39, 46, 52, 61, 68, 79], 'the': [40, 44, 62, 69, 77], 'hyperalimentation': [42], 'addition': [45], 'cooper': [47], 'zinc.': [49], 'cause': [51], 'this': [53], 'may': [55], 'be': [56], 'ocular': [57], 'involvement': [58], 'as': [59], 'part': [60], 'systemic': [63], 'owing': [65], 'to': [66], 'storage': [67], 'supplementary': [70], 'free': [71], 'amines': [72], 'intravenous': [74], 'lipids,': [75], 'deficiency': [78], 'copper.': [82]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2151556130', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2024-09-15T17:23:29.128778', 'created_date': '2016-06-24'}