title: Parallels, convergences, and departures in case-control studies and clinical trials.
mesh_terms: D044466:Asian People; D001500:BCG Vaccine; D004812:Epidemiologic Methods; D005500:Follow-Up Studies; D006689:Hodgkin Disease / Q000453:epidemiology; D006801:Humans; D007938:Leukemia / Q000401:mortality; D008175:Lung Neoplasms / Q000209:etiology; D011153:Population; D011446:Prospective Studies; D012189:Retrospective Studies; D012494:Sampling Studies; D013223:Statistics as Topic
chemical_list: D001500:BCG Vaccine