title: [Path and difficulties of etiological research and of research in chemotherapy].
authors.forename: Lorenzo
authors.initials: L
authors.lastname: Tomatis
mesh_terms: D000818:Animals; D035843:Biomedical Research; D002273:Carcinogens; D004195:Disease Models, Animal; D004345:Drug Industry; D016021:Epidemiologic Studies; D049673:History, 20th Century; D006801:Humans; D007558:Italy; D008495:Medical Oncology / Q000266:history*; D009369:Neoplasms / Q000139:chemically induced / Q000188:drug therapy* / Q000453:epidemiology / Q000209:etiology* / Q000517:prevention & control; D011322:Primary Prevention; D012109:Research Support as Topic; D012307:Risk Factors; D014944:World Health Organization
chemical_list: D002273:Carcinogens