S. I. Muaziz, Muhammad Javed Khan, Umbrin Naz, and Syed Hassan Iftikhar, “FREQUENCY OF FAILED SPINAL ANESTHESIA IN OBSTETRIC PATIENTS UNDERGOING CESAREAN SECTION”, IJHR, vol. 3, no. 3, pp. 15–21, Mar. 2025, doi: 10.71000/tagaxr51.