{"id":"https://openalex.org/A5111585520","orcid":null,"observed_orcids":[],"display_name":"Michael J. Klein","raw_author_names":["Michael J. Klein","MichaelJ. Klein"],"full_name":"Michael J. Klein","works_count":11,"cited_by_count":174,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":8,"i10_index":6},"ids":{"openalex":"https://openalex.org/A5111585520","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1320796813","ror":"https://ror.org/04kfn4587","display_name":"Mount Sinai Health System","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1320796813"]},"years":[1997,1990]},{"institution":{"id":"https://openalex.org/I1324220072","ror":"https://ror.org/01zkyz108","display_name":"Mount Sinai Hospital","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1320796813","https://openalex.org/I1324220072"]},"years":[1997,1993,1991]},{"institution":{"id":"https://openalex.org/I174216632","ror":"https://ror.org/00453a208","display_name":"City University of New York","country_code":"US","type":"education","lineage":["https://openalex.org/I174216632"]},"years":[1997,1993]},{"institution":{"id":"https://openalex.org/I98704320","ror":"https://ror.org/04a9tmd77","display_name":"Icahn School of Medicine at Mount Sinai","country_code":"US","type":"education","lineage":["https://openalex.org/I1320796813","https://openalex.org/I98704320"]},"years":[1997,1994,1993,1990,1988]}],"last_known_institutions":[{"id":"https://openalex.org/I1320796813","ror":"https://ror.org/04kfn4587","display_name":"Mount Sinai Health System","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1320796813"]},{"id":"https://openalex.org/I1324220072","ror":"https://ror.org/01zkyz108","display_name":"Mount Sinai Hospital","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1320796813","https://openalex.org/I1324220072"]},{"id":"https://openalex.org/I174216632","ror":"https://ror.org/00453a208","display_name":"City University of New York","country_code":"US","type":"education","lineage":["https://openalex.org/I174216632"]},{"id":"https://openalex.org/I98704320","ror":"https://ror.org/04a9tmd77","display_name":"Icahn School of Medicine at Mount Sinai","country_code":"US","type":"education","lineage":["https://openalex.org/I1320796813","https://openalex.org/I98704320"]}],"topics":[{"id":"https://openalex.org/T10975","display_name":"Bone Tumor Diagnosis and Treatments","count":11,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports Medicine"},"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/T10253","display_name":"Sarcoma Diagnosis and Treatment","count":7,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T11638","display_name":"Cardiac tumors and thrombi","count":3,"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"}},{"id":"https://openalex.org/T12800","display_name":"Musculoskeletal synovial abnormalities and treatments","count":3,"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/T10658","display_name":"Bone fractures and treatments","count":2,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12800","display_name":"Musculoskeletal synovial abnormalities and treatments","value":5.39e-05,"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/T10975","display_name":"Bone Tumor Diagnosis and Treatments","value":4.75e-05,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports Medicine"},"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/T10253","display_name":"Sarcoma Diagnosis and Treatment","value":2.18e-05,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T13363","display_name":"Soft tissue tumors and treatment","value":1.89e-05,"subfield":{"id":"https://openalex.org/subfields/2734","display_name":"Pathology and Forensic Medicine"},"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/T11638","display_name":"Cardiac tumors and thrombi","value":1.61e-05,"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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9689340591430664},{"id":"68312169","wikidata":"https://www.wikidata.org/wiki/Q216685","display_name":"Orthopedic surgery","score":0.7237720489501953},{"id":"126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","score":0.6079139113426208},{"id":"142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","score":0.42861804366111755},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.40903013944625854}],"counts_by_year":[{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":2}],"display_name_alternatives":["Michael J. Klein","MichaelJ. Klein"],"block_key":"m klein","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111585520","updated_date":"2026-11-03T12:34:24","created_date":"2016-06-24T00:00:00"}