Smokeless tobacco--health hazards from a good 'ole habit.
Walling
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AD
D000293:Adolescent; D000328:Adult; D002648:Child; D006262:Health; D006304:Health Status; D049668:History, 15th Century; D049669:History, 16th Century; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008297:Male; D009062:Mouth Neoplasms / Q000209:etiology; D010610:Pharyngeal Neoplasms / Q000209:etiology; D014030:Tobacco, Smokeless