TY - GEN AU - Sweeney,I AU - Kang,B H AU - Lin,P AU - Giovanniello,J TI - Posterior urethral obstruction caused by congenital posterior urethral valve; prenatal and postnatal ultrasound diagnosis SN - 0028-7628 PY - 1981///0413 KW - Adolescent KW - Female KW - Humans KW - Infant, Newborn KW - Male KW - Pregnancy KW - Prenatal Diagnosis KW - Ultrasonography KW - Urethra KW - abnormalities KW - Urethral Obstruction KW - diagnosis N1 - Publication Type: Case Reports; Journal Article ER -