Impact of prolonged use of adjuvant tocolytics after cervical cerclage on late abortion and premature delivery. - Zhao, Li-Rong; Lu, Shu-Jing; Liu, Qing; Yu, Ying-Chun; Xiao, Li (Journal of obstetrics and gynaecology: the journal of the Institute of Obstetrics and Gynaecology, 2023)