Body mass index in pre-pregnant women and adverse pregnancy outcomes, Guangzhou
LEI Qiong, NIU Jian-min, DUAN Dong-mei, WEN Ji-ying, LIN Xiao-hong, LIU Guo-cheng
S China J Prev Med . 2015, (3): 229 -232 .  DOI: 10.13217/j.scjpm.2015.0229