Beijing
China
Peking University - Department of Obstetrics and Gynecology
pre-gestational diabetes mellitus; fasting blood glucose; pregnancy outcomes
Noninvasive prenatal testing (NIPT); Cell-free DNA (cf-DNA); Traditional triple serum screening; Cost-effectiveness analysis; Trisomy 21 (T21)
Cesarean section rate; Health policy; Policy implementation; China
placenta accreta spectrum, maternal-fetal interface, single cell sequencing, pathogenesis, angiogenesis