title: Commentary on Schroder et al. (2003a, 2003b).
authors.affiliation: AIDS Research Institute and Center for AIDS Prevention Studies, Department of Medicine, University of California, San Francisco 94105, USA. jcatania@psg.ucsf.edu
authors.forename: Joseph A
authors.initials: JA
authors.lastname: Catania
authors.forename: Dennis
authors.initials: D
authors.lastname: Osmond
authors.forename: Torsten B
authors.initials: TB
authors.lastname: Neilands
authors.forename: Jesse
authors.initials: J
authors.lastname: Canchola
authors.forename: Steven
authors.initials: S
authors.lastname: Gregorich
authors.forename: Stephen
authors.initials: S
authors.lastname: Shiboski
mesh_terms: D015658:HIV Infections / Q000523:psychology*; D006801:Humans; D008960:Models, Psychological; D012309:Risk-Taking; D012725:Sexual Behavior / Q000523:psychology*