[Abdominal straining during micturition. Third report: Before and after operation in benign prostatic hyperplasia].
D000005:Abdomen / Q000502:physiology*; D000368:Aged; D000369:Aged, 80 and over; D006801:Humans; D008297:Male; D008875:Middle Aged; D011184:Postoperative Period; D011312:Pressure; D011470:Prostatic Hyperplasia / Q000503:physiopathology*; D014554:Urination