Some observations on the anatomy of the bladder neck and posterior urethra with reference to prostatic obstruction.
D006801:Humans; D008297:Male; D011467:Prostate; D011469:Prostatic Diseases; D014521:Urethra; D014524:Urethral Obstruction; D001743:Urinary Bladder; D014554:Urination
BLADDER; PROSTATE; URETHRA; URINATION