Epidemiological studies of occupational carcinogens.
D002274:Carcinogens, Environmental; D004812:Epidemiologic Methods; D006801:Humans; D009369:Neoplasms / Q000453:epidemiology*; D009784:Occupational Diseases / Q000139:chemically induced* / Q000453:epidemiology; D012306:Risk
D002274:Carcinogens, Environmental