Mehdizadeh, Mehrzad, Seyed Taher Esfahani, and Mohsen Rezaei Hemami. 2013. “Is a Low Sacral Ratio Associated With Primary Vesicoureteral Reflux in Children?”. Journal of Pediatric Nephrology 1 (2). Tehran, Iran:74-78. https://doi.org/10.22037/jpn.v1i2.4622.