ArticleInternational journal of women's health2026
A Study on the ED90 of Esketamine Combined with Ropivacaine for Early Epidural Analgesia During the First Stage of Labor in Nulliparous Women: A Randomized, Sequential Dose-Finding Trial.
Xiaoqing Lin et al.PubMed ↗Full text ↗Publisher ↗
No numbers read from the abstract.