title: Predicting adolescent perceptions of the risks and benefits of cigarette smoking: a longitudinal investigation.
authors.affiliation: Division of Adolescent Medicine, University of California, San Francisco, San Francisco, CA 94118, USA. holly.morrell@ucsf.edu
authors.forename: Holly E R
authors.initials: HE
authors.lastname: Morrell
authors.forename: Anna V
authors.initials: AV
authors.lastname: Song
authors.forename: Bonnie L
authors.initials: BL
authors.lastname: Halpern-Felsher