[Trends of maternal mortality ratio during 1996-2010 in China].
Zhou YY, Zhu J, Wang YP, Dai L, Li XH, Li MR, Li Q, Liang J.
Zhou YY, et al. Among authors: li xh, li mr, li q.
Zhonghua Yu Fang Yi Xue Za Zhi. 2011 Oct;45(10):934-9.
Zhonghua Yu Fang Yi Xue Za Zhi. 2011.
PMID: 22321597
Chinese.