Shatri, H., I. Alwi, R. I. Ismail, H. Herqutanto, K. W. Yuniarti, P. Soewondo, I. Rengganis, K. Harimurti, R. Putranto, V. Abdullah, P. R. Lukman, S. D. Elvira, and S. Suwarto. “Supportive Psychotherapy for Healthcare Professionals in The Management of Acute Coronary Syndrome: The Use of Delphi Technique”. Acta Medica Indonesiana, vol. 54, no. 2, July 2022, p. 218, http://www.actamedindones.org/index.php/ijim/article/view/1932.