RIZKA MAULIDIA, ZULFIKRI MUKHTAR, T. BOB HAYKAL, HARRIS HASAN, ALI N NASUTION, HILFAN A.P. LUBIS. QRS COMPLEX FRAGMENTATION AS A PREDICTOR OF MORTALITY AND REHOSPITALISATION IN THE FIRST 6 MONTHS IN ACUTE CORONARY SYNDROME IN HAJI ADAM MALIK GENERAL HOSPITAL, MEDAN. International Journal of Research Science and Management, [S. l.], v. 8, n. 10, p. 36–44, 2021. Disponível em: http://ijrsm.com/index.php/journal-ijrsm/article/view/55. Acesso em: 22 dec. 2024.