天津医药
孕产妇不同分娩方式的选择及结局探讨
庞运夺，马艳，董胜雯，孙忠
Study of different modes of delivery and outcome of pregnant women
PANG Yunduo, MA Yan,DONG Shengwen, SUN Zhong
天津医药 . 2016, (10): 1280 -1282 .  DOI: 10.11958/20160033