CJCP     2004 6 (5):  413-415    ISSN: 1008-8830  CN: 43-1301/R Investigation of morbidity and risk factors of childhood cerebral palsy in Xiangtan of Hunan Province YUAN Hai-Bin, CHENG Lian-Yang, YAO Zheng-Xiong, CHEN Le-Yun, HUANG Xiao, ZHANG Guo-Xun, WANG Li Received: null  Revised: null  Online: null Supporting info