Hubungan Penggunaan Smartphone dengan Keluhan Tension Type Headache pada Mahasiswa Fakultas Kedokteran Universitas Mulawarman: Relationship between Smartphone Use and Tension Type Headache Complaints in Students of the Faculty of Medicine, University of Mulawarman. J. Sains. Kes [Internet]. 2021 Aug. 31 [cited 2025 Mar. 16];3(4):411–416. Available from: https://jsk.ff.unmul.ac.id/index.php/JSK/article/view/270