Septarini, A., Tambunan, T. and Amalia, P. 2012. Calcium and vitamin D supplementation in children with frequently relapsing and steroid-dependent nephrotic syndrome. Paediatrica Indonesiana. 52, 1 (Mar. 2012), 16-21. DOI:https://doi.org/10.14238/pi52.1.2012.16-21.