CJCP     2008 10 (6):  728-731    ISSN: 1008-8830  CN: 43-1301/R A case control study on life style and health status for mothers of preterm infants LI Ming, ZHANG Yu, LIU Xin-Hui, NIE Xiao-Cheng, REN Shu-Hua, HUANG Cheng-Yu Huaxi College of Public Health, Sichuan University, Chengdu 610041, China Received: null  Revised: null  Online: null Supporting info