Clinical study on the correlation of tobacco and ethyl alcohol consumption to lesions of the head and neck.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000428:Alcohol Drinking; D002648:Child; D005260:Female; D006258:Head and Neck Neoplasms / Q000453:epidemiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D044469:Racial Groups; D012737:Sex Factors; D012907:Smoking / Q000453:epidemiology*