title: An interpretative review of smokeless tobacco research in the United States: Part I.
authors.forename: E D
authors.initials: ED
authors.lastname: Glover
authors.forename: K L
authors.initials: KL
authors.lastname: Schroeder
authors.forename: J E
authors.initials: JE
authors.lastname: Henningfield
authors.forename: H H
authors.initials: HH
authors.lastname: Severson
authors.forename: A G
authors.initials: AG
authors.lastname: Christen
mesh_terms: D003430:Cross-Sectional Studies; D006801:Humans; D012307:Risk Factors; D014029:Tobacco Use Disorder / Q000150:complications / Q000453:epidemiology*; D014030:Tobacco, Smokeless; D014481:United States