{"id":"https://openalex.org/A5110199999","orcid":null,"observed_orcids":[],"display_name":"Herng\u2010Der Chern","raw_author_names":["Chern Herng-Der","H D Chern","Herng-Der Chern","Herng\u2010Der Chern"],"full_name":"Herng-Der Chern","works_count":40,"cited_by_count":1267,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":12,"i10_index":15},"ids":{"openalex":"https://openalex.org/A5110199999","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I16733864","ror":"https://ror.org/05bqach95","display_name":"National Taiwan University","country_code":"TW","type":"education","lineage":["https://openalex.org/I16733864"]},"years":[2006,2003,2002,1999,1997]},{"institution":{"id":"https://openalex.org/I170201317","ror":"https://ror.org/01an3r305","display_name":"University of Pittsburgh","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]},"years":[1996,1994]},{"institution":{"id":"https://openalex.org/I2803004286","ror":"https://ror.org/03ymy8z76","display_name":"Taipei Veterans General Hospital","country_code":"TW","type":"healthcare","lineage":["https://openalex.org/I2803004286"]},"years":[1998]},{"institution":{"id":"https://openalex.org/I36234482","ror":"https://ror.org/0524sp257","display_name":"University of Bristol","country_code":"GB","type":"education","lineage":["https://openalex.org/I36234482"]},"years":[1996]},{"institution":{"id":"https://openalex.org/I4210131804","ror":"https://ror.org/03nteze27","display_name":"National Taiwan University Hospital","country_code":"TW","type":"healthcare","lineage":["https://openalex.org/I4210131804"]},"years":[1998]},{"institution":{"id":"https://openalex.org/I4210134769","ror":"https://ror.org/04ehecz88","display_name":"University of Pittsburgh Medical Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210098814","https://openalex.org/I4210134769"]},"years":[1994]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10375","display_name":"Pharmacogenetics and Drug Metabolism","count":11,"subfield":{"id":"https://openalex.org/subfields/3004","display_name":"Pharmacology"},"field":{"id":"https://openalex.org/fields/30","display_name":"Pharmacology, Toxicology and Pharmaceutics"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11235","display_name":"Statistical Methods in Clinical Trials","count":10,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12547","display_name":"Pharmaceutical studies and practices","count":10,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"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/T13417","display_name":"Biomedical Ethics and Regulation","count":10,"subfield":{"id":"https://openalex.org/subfields/2910","display_name":"Issues, ethics and legal aspects"},"field":{"id":"https://openalex.org/fields/29","display_name":"Nursing"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T14396","display_name":"Healthcare Regulation","count":8,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"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/T13417","display_name":"Biomedical Ethics and Regulation","value":0.0001032,"subfield":{"id":"https://openalex.org/subfields/2910","display_name":"Issues, ethics and legal aspects"},"field":{"id":"https://openalex.org/fields/29","display_name":"Nursing"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12547","display_name":"Pharmaceutical studies and practices","value":5.29e-05,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"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/T11235","display_name":"Statistical Methods in Clinical Trials","value":4.88e-05,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11649","display_name":"Pharmaceutical industry and healthcare","value":3.86e-05,"subfield":{"id":"https://openalex.org/subfields/2910","display_name":"Issues, ethics and legal aspects"},"field":{"id":"https://openalex.org/fields/29","display_name":"Nursing"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T14396","display_name":"Healthcare Regulation","value":3.51e-05,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"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":0.9217305183410645},{"id":"535046627","wikidata":"https://www.wikidata.org/wiki/Q30612","display_name":"Clinical trial","score":0.884834885597229},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.657367467880249},{"id":"142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","score":0.519214928150177},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.49823904037475586}],"counts_by_year":[{"year":1994,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":10,"oa_works_count":3,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":4,"oa_works_count":0,"cited_by_count":84},{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":73},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":85},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":64},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":74},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":54},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":40},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":47},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":29},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":50},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":37},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":14},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":32},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":28},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":15}],"display_name_alternatives":["Chern Herng-Der","H D Chern","Herng-Der Chern","Herng\u2010Der Chern"],"block_key":"h chern","works_api_url":"https://api.openalex.org/works?filter=author.id:A5110199999","updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}
