Chairun Arrasyid, Masrul Lubis & WikaHanida Lubis. 2019. “ASSOCIATION BETWEEN THE SEVERITY OF DEPRESSION AND TYPE OF DYSPEPSIA (FUNCTIONAL AND ORGANIC) IN HAJI ADAM MALIK GENERAL HOSPITAL, MEDAN”. International Journal of Research Science and Management 6 (8):14-20. http://ijrsm.com/index.php/journal-ijrsm/article/view/239.