Tekin, E., M. N. Koçak, K. Kaşali, and A. Bayramoğlu. “Acute Treatment Comparison of Primary Headache Patients Admitted to Emergency Department: A Prospective Randomized Controlled Study”. International Journal of Innovative Research and Reviews, vol. 4, no. 1, July 2020, pp. 8-13, http://www.injirr.com/./index.php/injirr/citationstylelanguage/get/modern-language-association/index.php/injirr/article/view/49.