Hirachan, Niroj. “Incidence of Post Dural Puncture Headache in Parturients Following Early Ambulation and Recumbency”. Journal of Patan Academy of Health Sciences 4, no. 2 (November 15, 2017): 14–20. Accessed November 19, 2024. https://jpahs.edu.np/index.php/jpahs/article/view/86.