Cognition on Exercise of Pregnant Women between Primiparas and Multiparas during Pregnancy and Their Prenatal Physical Activities
LI Jing, ZOU Fang-liang, HUANG Shu-rong, ZHAI Jin-guo, CAI Wen-zhi
Chinese General Practice . 2016, (32): 3983 -3986 .  DOI: 10.3969/j.issn.1007-9572.2016.32.017