海量图书期刊资源，随时随地畅享阅读乐趣
Availability and quality of emergency obstetric care, an alternative strategy to reduce maternal mortality: Experience of Tongji Hospital, Wuhan, ChinaIsmael Fatou Bangoura; Jian Hu; Xun Gong; Xuanxuan Wang; Jingjing Wei; Wenbin Zhang; Xiang Zhang; Pengqian Fang · 2012