Phani, A. K.; Chowdhury, S.; Das, P.; Ahmed, F. U.; Kabir, M. H.; Amin, M. R.; Kayasthagir, P. K.; Md Hassanuzzaman, .-. Comparing the Incidence of Postdural Puncture Headache After Diagnostic Lumbar Puncture Due to 22 Gauge Standard Versus 25 Gauge Atraumatic Needle : A Randomized Controlled Trial. Chatt Maa Shi Hosp Med Coll J 2021, 20, 67-71.