[1] Miriam Hosp, Mens Hlth Ctr, 164 Summit Ave, Providence, RI 02906 USA
[2] Brown Univ, Dept Med, Warren Alpert Sch Med, Providence, RI 02912 USA
[3] Brown Univ, Dept Urol, Warren Alpert Sch Med, Providence, RI 02912 USA
[4] Weill Cornell Med Coll, Dept Med Clin Psychiat, New York Presbyterian Hosp, Westchester Div, White Plains, NY USA
[5] Weill Cornell Med Coll, Dept Clin Med, New York Presbyterian Hosp, Westchester Div, White Plains, NY USA
[6] Meharry Med Coll, Dept Med & Urol, Mens Hlth, Nashville, TN 37208 USA
[7] Johns Hopkins Univ Hosp, Ciccarone Ctr Prevent Heart Dis, Baltimore, MD 21287 USA