Determination the ED90s of different concentrations of ropivacaine with dural puncture epidural (DPE) combined with programmed intermittent epidural (PIEB) for labor analgesia: A randomized sequential allocation study
Active, not recruitingChiCTR2500095945
Huai'an Hospital Affiliated to Yangzhou University (The Fifth People's Hospital of Huai'an)Pain during laboring
Start: 2025-06-01Updated: 2025-01-27