Commentary on “Impact of postoperative prostate-specific antigen disease recurrence and the use of salvage therapy on the risk of death”. Choueiri TK, Chen MH, D'Amico AV, Sun L, Nguyen PL, Hayes JH, Robertson CN, Walther PJ, Polascik TJ, Albala DM, Moul JW, Department of Medical Oncology, Dana-Farber Cancer Institute, Brigham and Women's Hospital, Harvard Medical School, Boston, MA: Cancer 2010;116:1887–92