Ali, Liaquat, Amjed Iqbal, Asjad Sharif, and Ehtesham Haider Naqvi. 2013. “EFFECTIVENESS OF AUTOLOGOUS EPIDURAL BLOOD PATCH TO RELIEVE POST DURAL PUNCTURE HEADACHE”. Pakistan Armed Forces Medical Journal 63 (4):484-88. https://pafmj.org/PAFMJ/article/view/2121.