Nasution, F., Z. Arifin, and A. Sutjipto. “Acute Non Lymphoblastic Leukemia in the Department of Child Health School of Medicine, University of North Sumatera/ Dr. Pirngadi Hospital Medan (1983-1988): A Preliminary Study”. Paediatrica Indonesiana, Vol. 31, no. 9-10, Feb. 2019, pp. 268-72, doi:10.14238/pi31.9-10.1991.268-72.