Changes in maternal age and prevalence of congenital anomalies during the enactment of China's universal two-child policy (2013-2017) in Zhejiang Province, China: An observational study

Zhang, XH; Chen, LJ; Wang, XM; Wang, XY; Jia, MH; Ni, SL; He, W; Zhu, SK

Zhu, SK (corresponding author), Zhejiang Univ, Chron Dis Res Inst, Sch Publ Hlth, Sch Med, Hangzhou, Zhejiang, Peoples R China.; Zhu, SK (corresponding author), Zhejiang Univ, Womens Hosp, Sch Med, Hangzhou, Zhejiang, Peoples R China.; Zhu, SK (corresponding author), Zhejiang Univ, Sch Publ Hlth, Dept Nutr & Food Hyg, Hangzhou, Zhejiang, Peoples R China.

PLOS MEDICINE, 2020; 17 (2):

Abstract

Background China implemented a partial two-child policy (2013) followed by a universal two-child policy (2015), replacing the former one-child policy ......

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