90
Participants
Start Date
May 31, 2013
Primary Completion Date
December 31, 2014
Study Completion Date
June 30, 2015
vacuum erection device
sildenafil: 25mg/day nightly for 3 months vacuum erection device: make erections for 10-15 minutes/day for 3 months
Department of General Surgery, Nanfang Hospital of Southern Medical University, Guangzhou
Nanfang Hospital, Southern Medical University
OTHER