Pitra, D. A. H., Risqi, and A. . Darmayanti. “The Association of the Use of Electronic Media With Primary Headache in Students of the Faculty of Medicine, BaiturrahMah University Class 2017”. International Journal of Medical Science and Clinical Invention, vol. 9, no. 03, Mar. 2022, pp. 5992-00, doi:10.18535/ijmsci/v9i03.05.