{"id":"https://openalex.org/A5049553239","orcid":"https://orcid.org/0000-0003-4930-8180","observed_orcids":["https://orcid.org/0000-0003-4930-8180"],"display_name":"Krzysztof Ratajczyk","raw_author_names":["K. Ratajczyk","Krzysztof Ratajczyk"],"full_name":"Krzysztof Ratajczyk","works_count":21,"cited_by_count":91,"summary_stats":{"2yr_mean_citedness":0.5,"h_index":5,"i10_index":3},"ids":{"openalex":"https://openalex.org/A5049553239","orcid":"https://orcid.org/0000-0003-4930-8180","observed_orcids":["https://orcid.org/0000-0003-4930-8180"]},"affiliations":[{"institution":{"id":"https://openalex.org/I385303915","ror":"https://ror.org/01qpw1b93","display_name":"Wroclaw Medical University","country_code":"PL","type":"education","lineage":["https://openalex.org/I385303915"]},"years":[2020]},{"institution":{"id":"https://openalex.org/I4210092283","ror":"https://ror.org/00n1h4322","display_name":"Wojew\u00f3dzki Szpital Specjalistyczny we Wroc\u0142awiu","country_code":"PL","type":"healthcare","lineage":["https://openalex.org/I4210092283"]},"years":[2026,2022,2021,2020]}],"last_known_institutions":[{"id":"https://openalex.org/I4210092283","ror":"https://ror.org/00n1h4322","display_name":"Wojew\u00f3dzki Szpital Specjalistyczny we Wroc\u0142awiu","country_code":"PL","type":"healthcare","lineage":["https://openalex.org/I4210092283"]}],"topics":[{"id":"https://openalex.org/T10449","display_name":"Renal cell carcinoma treatment","count":10,"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/T10408","display_name":"Chronic Kidney Disease and Diabetes","count":5,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"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/T11029","display_name":"Renal Diseases and Glomerulopathies","count":5,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"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/T12422","display_name":"Radiomics and Machine Learning in Medical Imaging","count":5,"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/T10519","display_name":"Advanced Proteomics Techniques and Applications","count":3,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10449","display_name":"Renal cell carcinoma treatment","value":4.76e-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/T12587","display_name":"Gestational Trophoblastic Disease Studies","value":3.11e-05,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"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/T12422","display_name":"Radiomics and Machine Learning in Medical Imaging","value":2.34e-05,"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/T12140","display_name":"Renal and related cancers","value":1.84e-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/T11029","display_name":"Renal Diseases and Glomerulopathies","value":1.65e-05,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"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":0.9585855603218079},{"id":"2777472916","wikidata":"https://www.wikidata.org/wiki/Q1164529","display_name":"Renal cell carcinoma","score":0.8047999739646912},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7945652604103088},{"id":"126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","score":0.6189000010490417},{"id":"142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","score":0.5214200019836426}],"counts_by_year":[{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2018,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2020,"works_count":4,"oa_works_count":4,"cited_by_count":4},{"year":2021,"works_count":2,"oa_works_count":1,"cited_by_count":6},{"year":2022,"works_count":2,"oa_works_count":2,"cited_by_count":10},{"year":2023,"works_count":2,"oa_works_count":1,"cited_by_count":10},{"year":2024,"works_count":2,"oa_works_count":0,"cited_by_count":17},{"year":2025,"works_count":4,"oa_works_count":1,"cited_by_count":28},{"year":2026,"works_count":2,"oa_works_count":2,"cited_by_count":14}],"display_name_alternatives":["K. Ratajczyk","Krzysztof Ratajczyk"],"block_key":"k ratajczyk","works_api_url":"https://api.openalex.org/works?filter=author.id:A5049553239","awards_count":0,"updated_date":"2026-11-06T12:48:51","created_date":"2017-12-04T00:00:00"}