Basiratnia, Mitra. “Sacral Ratio: Is It an Indicator for the Prediction of Vesicoureteral Reflux?”. Journal of Pediatric Nephrology 1, no. 2 (November 15, 2013): 44–45. Accessed April 25, 2024. https://journals.sbmu.ac.ir/jpn/article/view/5261.