title: Confronting the Need for Evidence Regarding Prevention.
authors.affiliation: Group Health Research Institute, Group Health Cooperative, Seattle, Washington; and grossman.d@ghc.org.
authors.forename: David C
authors.initials: DC
authors.lastname: Grossman
authors.affiliation: Duke Clinical Research Institute and Department of Pediatrics, Duke University School of Medicine, Durham, North Carolina.
authors.forename: Alex R
authors.initials: AR
authors.lastname: Kemper
mesh_terms: D035843:Biomedical Research; D019317:Evidence-Based Medicine; D006801:Humans; D010372:Pediatrics; D017410:Practice Guidelines as Topic; D011314:Preventive Health Services