This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: New born infants, Subject name: Pediatrics
[{'content': 'Which of the following is not true about late onset Hemorrhagic disease of Newborn (HDN) ? \nSelect and explain. \nA. Begins between 2-7 days of life, B. Intracranial hemorrhage is common, C. Biliary atresia can predispose, D. Warfarin therapy is associated', 'role': 'user'}, {'content': 'Answer: A \nExplanation: It is most commonly occurs during first 2 - 12 weeks of age . Reference: GHAI Essential pediatrics, 8th edition', 'role': 'assistant'}]