CJCP     2014 16 (2):  155-160    ISSN: 1008-8830  CN: 43-1301/R Advances on the role of pegaspargase in the treatment of childhood leukemia LIU Li, XIE Xiao-Tian Department of Pediatrics, Tongji Hospital, Tongji University, Shanghai 200065, China Received: 2013-06-08  Revised: 2013-11-10  Online: null Supporting info