Xu J, Powell-Jackson T, Mills A. Effectiveness of primary care gatekeeping: difference-in-differences evaluation of a pilot scheme in China.
作者: 来源: 发布日期:2020-09-22
Xu J, Powell-Jackson T, Mills A. Effectiveness of primary care gatekeeping: difference-in-differences evaluation of a pilot scheme in China. BMJ Glob Health 2020; 5(8).