title: Harm-reduction approaches to smoking. The need for data.
authors.affiliation: Department of Psychiatry, University of Vermont, Burlington 05401-1419, USA.
authors.forename: J R
authors.initials: JR
authors.lastname: Hughes
mesh_terms: D006293:Health Promotion / Q000379:methods / Q000592:standards; D006801:Humans; D017063:Outcome Assessment, Health Care / Q000592:standards / Q000706:statistics & numerical data; D012907:Smoking / Q000453:epidemiology / Q000523:psychology; D016540:Smoking Cessation / Q000523:psychology / Q000706:statistics & numerical data; D000074606:Smoking Prevention