Widaryati, W., R. A. Pratama, and E. Enaryaka. “The Difference of Chest Pain in Adult and Elderly Patients With Acute Myocardial Infarction”. Dunia Keperawatan: Jurnal Keperawatan Dan Kesehatan, vol. 11, no. 1, Mar. 2023, pp. 48-54, doi:10.20527/jdk.v11i1.182.