Hacıhamdioğlu, Duygu Övünç, et al. “Circulating Fibroblast Growth Factor 23 in Children on Peritoneal Dialysis Is Associated With Effective Dialysis”. The Turkish Journal of Pediatrics, vol. 57, no. 1, Feb. 2015, pp. 9-16, https://turkjpediatr.org/article/view/1185.