Search results for: Ruofan Yao
Paediatric and Perinatal Epidemiology > 36 > 1 > 45 - 53
Annals of Epidemiology > 2017 > 27 > 10 > 638-644.e1
American Journal of Obstetrics and Gynecology > 2016 > 215 > 1 > 94.e1-94.e8
Paediatric and Perinatal Epidemiology > 36 > 1 > 45 - 53
Annals of Epidemiology > 2017 > 27 > 10 > 638-644.e1
American Journal of Obstetrics and Gynecology > 2016 > 215 > 1 > 94.e1-94.e8