Comparison of postoperative pain between patients who underwent primary and repeated cesarean section: a prospective cohort study.
Guangyou DuanGuiying YangJing PengZhenxin DuanJie LiXianglong TangHong LiPublished in: BMC anesthesiology (2019)
ClinicalTrial.gov: NCT03009955 , Date registered: December 30, 2016.