• Hanyi Chen#; Ting Wei#; Haiyin Wang#; Yi Zhou; Hua Chen; Lianghong Sun; Shaotan Xiao; Wuren Ma; Huijuan Zhao; Guanghua Chen; Xinlei Liang; Donglan Zhang; Weiwei Zheng*; Yixin Zhou*; Zhangsheng Yu*; Association of China’s two-child policy with changes in number of births and birth defects rate, 2008–2017, BMC Public Health, 2022, 22(1):434. (IF=4.135)