Smoking and health.
D000818:Animals; D002648:Child; D005260:Female; D006331:Heart Diseases / Q000209:etiology; D006801:Humans; D008171:Lung Diseases / Q000209:etiology; D008175:Lung Neoplasms / Q000209:etiology; D008297:Male; D009784:Occupational Diseases / Q000209:etiology; D011247:Pregnancy; D012907:Smoking / Q000150:complications*