Rizky Syafria, Hasan Sjahrir2 & Khairul Putra Surbakti3. CHARACTERISTICS OF THE ANGER LEVEL, EMOTIONAL STRESS LEVEL AND SLEEP QUALITY AMONG MIGRAINE PATIENTS. IJRSM [Internet]. 2019 Jul. 30 [cited 2024 Dec. 23];6(7):51-7. Available from: http://ijrsm.com/index.php/journal-ijrsm/article/view/223