Bashir, Saima, Aftab Hussain, Ahsan Ali, Chaudry Amjad Ali, Danish, and Saira Mehboob. “Efficacy of Conservative Management Versus Sphenopalatine Ganglion Block for Post-Dural Puncture Headache”. Pakistan Journal of Medicine and Dentistry 14, no. 3 (July 21, 2025): 226–231. Accessed June 12, 2026. https://ojs.zu.edu.pk/pjmd/article/view/3746.