Daud, Dasril, Merlyn Astari, and Nadirah Ridha. 2019. “Vascular Endothelial Growth Factor (VEGF) Expression in Induction Phase Chemotherapy of Acute Lymphoblastic Leukemia”. Paediatrica Indonesiana 59 (4), 217-21. https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/2170.