Reduced kidney size and renal function of high-grade vesicoureteral reflux and intrarenal reflux in contrast-enhanced voiding urosonography - Yan, Hualin; Wu, Cong; Zhou, Jiehong; Huang, Cairong; Ma, Xue; Huang, Yidong; Huang, Lugang; Liu, Juxian (Frontiers in Pediatrics, 2024)