Limantara, V., Sudaryat S., I. Mudita, W. Retayasa, and M. Kardana. “Effect of Oral Vitamin K Prophylaxis on Prothrombine Time and Activated Partial Thromboplastin Time: A Randomized Controlled Comparison With an Intramuscular Vitamin K in Infants”. Paediatrica Indonesiana 47, no. 3 (July 1, 2007): 109-14. Accessed May 5, 2024. https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/355.