Male urethral catheterization.
D006801:Humans; D017053:Infection Control / Q000379:methods* / Q000592:standards; D008297:Male; D014521:Urethra / Q000002:abnormalities / Q000033:anatomy & histology; D014546:Urinary Catheterization / Q000379:methods* / Q000451:nursing / Q000592:standards