Romana Kanwal, Riffat Saeed, Amer Latif, Tooba Ammar, Hussam Ahmad, Saeeda Rana. 2024. “Comparison Between Effectiveness of Epidural Catheter by Using Two Techniques Air Versus Saline As Pre-Emptive Analgesia in Obstetric Patients”. Pakistan Journal of Medical & Health Sciences 18 (01):223. https://doi.org/10.53350/pjmhs02024181223.