title: Observation versus initial treatment for prostate cancer.
authors.forename: Julia H
authors.initials: JH
authors.lastname: Hayes
authors.forename: Michael J
authors.initials: MJ
authors.lastname: Barry
authors.forename: Pamela M
authors.initials: PM
authors.lastname: McMahon
mesh_terms: D017048:Health Care Costs; D006801:Humans; D008297:Male; D011471:Prostatic Neoplasms / Q000191:economics* / Q000628:therapy*; D057832:Watchful Waiting / Q000191:economics*