Early versus delayed hormonal therapy for prostate specific antigen only recurrence of prostate cancer after radical prostatectomy. Moul JW, Wu H, Sun L, McLeod DG, Amling C, Donahue T, Kusuda L, Sexton W, O'Reilly K, Hernandez J, Chung A, Soderdahl D, Department of Surgery, Uniformed Services University of the Health Sciences, National Naval Medical Center, Bethesda, MD.: J Urol 2004;171:1141–7