CJCP     2002 4 (6):  517-518    ISSN: 1008-8830  CN: 43-1301/R Vitamin D metabolisms in children with the nephrotic syndrome XU Qing, TIAN Xiu-Qiao, AN Su-Ying, ZHANG Yu-Hua, QIAO Li-Min, ZHANG Hui-Feng Received: null  Revised: null  Online: null Supporting info