[Urethral sarcoma in childhood].
D006801:Humans; D008175:Lung Neoplasms; D008297:Male; D009369:Neoplasms; D012509:Sarcoma; D014521:Urethra
LUNGS/neoplasms; SARCOMA
Uber Sarkome der Harnröhre im Kindesalter.