MALIK , N., N. CHOUGLE, A. ALAMGIR, S. SHAFIQ, H. ISLAM, A. FARAZ, and F. ASHFAQ. “COMPARISON OF 25 G WHITACRE AND QUINCKE SPINAL NEEDLES FOR INCIDENCE OF POST-DURAL PUNCTURE HEADACHE”. Biological and Clinical Sciences Research Journal, vol. 2023, no. 1, Oct. 2023, p. 460, doi:10.54112/bcsrj.v2023i1.462.