title: Biological effects of smokeless tobacco.
authors.forename: M H
authors.initials: MH
authors.lastname: Bartley
mesh_terms: D006801:Humans; D009059:Mouth Diseases / Q000209:etiology*; D009061:Mouth Mucosa / Q000473:pathology; D009062:Mouth Neoplasms / Q000209:etiology; D014030:Tobacco, Smokeless