Assessment of post-pyeloplasty renal drainage in antenatally detected hydronephrosis by 99mTc-L, L-Ethylenedicysteine renal scintigraphy: the importance of delayed imaging. - Aggarwal P; Gunasekaran V; Gowtham M; Mahajan JK; Sood A; Mittal BR; Menon P; Peters NJ; Malik MA; Bhattacharya A (Annals of nuclear medicine, 2025)