title: Are we taking the right approach in planning chemoprevention studies?
authors.affiliation: Department of Community Medicine and Epidemiology at Carmel Medical Center, Israel. rennert@tx.technion.ac.il
authors.forename: Gad
authors.initials: G
authors.lastname: Rennert
mesh_terms: D018890:Chemoprevention; D002986:Clinical Trials as Topic; D006801:Humans; D009369:Neoplasms / Q000517:prevention & control*