Urinary tubular enzyme excretion in children with nephrolithiasis and urolithiasis with hydronephrosis EA Hamed SJ Mohamed AMA Meki EM Ahmed H Abdelaati Keywords: urinary tract stone, glutamyl transferase, angiotensin converting enzyme Abstract No Abstract. African Journal of Urology Vol. 12(2) 2006: 79-88 PDF Published 2006-10-09 Issue Vol. 12 No. 2 (2006) Section Articles Copyright for articles published in this journal is retained by the journal.