Pusponegoro, Hardiono, Moeslichan Z., Risma Kaban, Rulina Suradi, and Endang Windiastuti. 2006. “Clinical Features and Survival Pattern of Central Nervous System Leukemia in Children With Acute Lymphoblastic Leukemia”. Paediatrica Indonesiana 41 (9-10), 247-52. https://doi.org/10.14238/pi41.5.2001.247-52.