|  | Benign Prostatic Hyperplasia (BPH) Voiding Dysfunction  Prospective Study | 
                                            
	|  | 1. Dept. of Urology, Korea Universtiy College of Medicine, 2. Department of Urology, Dankook University College of Medicine,, 3. Department of Urology, Seoul Park Hospital, College of Medicine, Inje University, 4. Department of Urology, Inje University College of Medicine |