{"id":"https://openalex.org/A5111499313","orcid":null,"observed_orcids":[],"display_name":"Hans Georg Willert","raw_author_names":["H G WILLERT","H G Willert","H. -G. WILLERT","H. -G. Willert","H. G. WILLERT","H. G. Willert","H.-G- Willert","H.-G. Willert","H.G. Willert","H.\u2010G. Willert","HANS-GEORG WILLERT","Hans G. Willert","Hans Georg Willert","Hans Georg Willert and Georg Ko\u00a8ster","Hans Willert","Hans-Georg Willert","Willert Hg","Willert, Hans-Georg 1934-2006"],"full_name":"Hans Georg Willert","works_count":142,"cited_by_count":6461,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":31,"i10_index":58},"ids":{"openalex":"https://openalex.org/A5111499313","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I114090438","ror":"https://ror.org/04cvxnb49","display_name":"Goethe University Frankfurt","country_code":"DE","type":"education","lineage":["https://openalex.org/I114090438"]},"years":[1992,1979,1977,1976,1974]},{"institution":{"id":"https://openalex.org/I1330342723","ror":"https://ror.org/02qp3tb03","display_name":"Mayo Clinic","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1330342723"]},"years":[1974]},{"institution":{"id":"https://openalex.org/I202697423","ror":"https://ror.org/02crff812","display_name":"University of Zurich","country_code":"CH","type":"education","lineage":["https://openalex.org/I202697423"]},"years":[1974,1972,1971,1966]},{"institution":{"id":"https://openalex.org/I223822909","ror":"https://ror.org/038t36y30","display_name":"Heidelberg University","country_code":"DE","type":"education","lineage":["https://openalex.org/I223822909"]},"years":[1963]},{"institution":{"id":"https://openalex.org/I4210086218","ror":"https://ror.org/00syyqa87","display_name":"Orthopaedic University Hospital Friedrichsheim","country_code":"DE","type":"healthcare","lineage":["https://openalex.org/I4210086218","https://openalex.org/I4210132578"]},"years":[1983,1979,1977,1973]},{"institution":{"id":"https://openalex.org/I4210106239","ror":"https://ror.org/01jpp1g73","display_name":"Sulzer (Switzerland)","country_code":"CH","type":"company","lineage":["https://openalex.org/I4210106239"]},"years":[1971]},{"institution":{"id":"https://openalex.org/I4210116730","ror":"https://ror.org/021ft0n22","display_name":"Universit\u00e4tsmedizin G\u00f6ttingen","country_code":"DE","type":"healthcare","lineage":["https://openalex.org/I4210116730"]},"years":[2008,2005,2001,2000,1999,1997,1996,1995,1994,1989,1987,1986,1982,1980]},{"institution":{"id":"https://openalex.org/I4210124057","ror":"https://ror.org/02yzaka98","display_name":"Universit\u00e4tsklinik Balgrist","country_code":"CH","type":"healthcare","lineage":["https://openalex.org/I4210124057"]},"years":[1971]},{"institution":{"id":"https://openalex.org/I4210132578","ror":"https://ror.org/03f6n9m15","display_name":"University Hospital Frankfurt","country_code":"DE","type":"healthcare","lineage":["https://openalex.org/I4210132578"]},"years":[1977,1973,1972]},{"institution":{"id":"https://openalex.org/I74656192","ror":"https://ror.org/01y9bpm73","display_name":"University of G\u00f6ttingen","country_code":"DE","type":"education","lineage":["https://openalex.org/I74656192"]},"years":[2018,2009,2008,2005,2001,1999,1998,1997,1996,1995,1994,1990,1987,1986,1985,1983,1982,1980]}],"last_known_institutions":[{"id":"https://openalex.org/I74656192","ror":"https://ror.org/01y9bpm73","display_name":"University of G\u00f6ttingen","country_code":"DE","type":"education","lineage":["https://openalex.org/I74656192"]}],"topics":[{"id":"https://openalex.org/T10512","display_name":"Orthopaedic implants and arthroplasty","count":82,"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/T11293","display_name":"Orthopedic Infections and Treatments","count":54,"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/T11218","display_name":"Hip disorders and treatments","count":24,"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/T10059","display_name":"Bone Tissue Engineering Materials","count":23,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10975","display_name":"Bone Tumor Diagnosis and Treatments","count":18,"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/T11293","display_name":"Orthopedic Infections and Treatments","value":0.0002747,"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/T10512","display_name":"Orthopaedic implants and arthroplasty","value":0.000264,"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/T12209","display_name":"Bone and Joint Diseases","value":0.0001721,"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/T11218","display_name":"Hip disorders and treatments","value":0.0001336,"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/T13107","display_name":"Congenital limb and hand anomalies","value":0.0001045,"subfield":{"id":"https://openalex.org/subfields/1309","display_name":"Developmental Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.975674033164978},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.9140032529830933},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.7338588237762451},{"id":"199343813","wikidata":"https://www.wikidata.org/wiki/Q12128","display_name":"Dentistry","score":0.5559887886047363},{"id":"159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","score":0.5333108305931091}],"counts_by_year":[{"year":1961,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1963,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1965,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1966,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1968,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1969,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1970,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1971,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1972,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1973,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1974,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1975,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1976,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1977,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":1978,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1979,"works_count":9,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1981,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1982,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1983,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1984,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1986,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":9,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":2000,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":7,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":303},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":309},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":258},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":249},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":209},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":179},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":160},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":150},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":135},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":163},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":111},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":110},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":76},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":62},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":47}],"display_name_alternatives":["H G WILLERT","H G Willert","H. -G. WILLERT","H. -G. Willert","H. G. WILLERT","H. G. Willert","H.-G- Willert","H.-G. Willert","H.G. Willert","H.\u2010G. Willert","HANS-GEORG WILLERT","Hans G. Willert","Hans Georg Willert","Hans Georg Willert and Georg Ko\u00a8ster","Hans Willert","Hans-Georg Willert","Willert Hg","Willert, Hans-Georg 1934-2006"],"block_key":"h willert","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111499313","updated_date":"2026-11-06T12:48:51","created_date":"2016-06-24T00:00:00"}
