The threshold of health system inputs above which maternal mortality does not further decline: evidence from Sichuan Province, China
The threshold of health system inputs above which maternal mortality does not further decline: evidence from Sichuan Province, China
复制标题
卫生系统投入的门槛，高于该门槛孕产妇死亡率不会进一步下降：来自中国四川省的证据
作者：
Yuan Huang
