A. Ala, F. Rahmani, S. Abdollahi, and Z. Parsian, “Accuracy of Neck stiffness, Kernig, Brudzinski, and Jolt Accentuation of Headache Signs in Early Detection of Meningitis”, Arch Acad Emerg Med, vol. 6, no. 1, p. e8, Nov. 2018.