Breastfeeding status and relevant factors of 0~36 months infant in Chongqing
LI Qing-ying,LIU Qin,LIU Shu-dan,ZHU Wei,CHENG Xu-ting,CAI Lin-li,DU Cheng-feng,HE An-ran
journal1 . 2013, (11): 1222 -1225 .