Formal discussion: chemical and physical carcinogens.
D000397:Air Pollution; D002273:Carcinogens; D002857:Chromium / Q000633:toxicity; D006801:Humans; D008175:Lung Neoplasms / Q000209:etiology; D009369:Neoplasms / Q000209:etiology*; D009381:Neoplasms, Radiation-Induced; D009784:Occupational Diseases / Q000209:etiology; D012907:Smoking; D001749:Urinary Bladder Neoplasms / Q000209:etiology
D002273:Carcinogens; D002857:Chromium