Pregnancy outcome comparison between primiparas and multiparas with advanced maternal age
LIN Jing, LIU Han, LIU Xin-mei, CHEN Xiao-jun, HUANG He-feng
上海交通大学学报（医学版） . 2020, (1): 58 .  DOI: 10.3969/j.issn.1674-8115.2020.01.009