CJCP     2011 13 (2):  157-160    ISSN: 1008-8830  CN: 43-1301/R Pretreatment methods of urine proteomics in children with primary nephrotic syndrome WANG Qiu-Xia, WANG Jian-Hua, CAO Li, NIU Bo, WANG Guo-Liang, ZHONG Ru-Gang Department of Nephrology, Teaching Hospital, Capital Institute of Pediatrics, Peking University, Beijing 100020, China. Email: fywjh@163.com Received: null  Revised: null  Online: null Supporting info