“The Rate of Post-Spinal Puncture Headache in Patients Undergoing Spinal Anesthesia According to the Size of Spinal Needle (G22 Versus G24): Case Reference Study”. Medico Legal Update 20, no. 3 (July 24, 2020): 1329–1334. Accessed June 5, 2026. https://ijop.net/index.php/mlu/article/view/1586.