1. Shearer MJ. Vitamin K metabolism and nutriture. Blood Rev. 1992;6(2):92–104.
2. Ardell S, Offringa M, Ovelman C, Soll R. Prophylactic vitamin K for the prevention of vitamin K deficiency bleeding in preterm neonates. Cochrane Database Syst Rev. 2018;2(2):CD008342.
3. Schulte R, Jordan LC, Morad A, Naftel RP, Wellons JC, Sidonio R. Rise in late onset vitamin K deficiency bleeding in young infants because of omission or refusal of prophylaxis at birth. Pediatr Neurol. 2014;50(6):564–8.
4. Gopakumar H, Sivji R, Rajiv PK. Vitamin K deficiency bleeding presenting as impending brain herniation. J Pediatr Neurosci. 2010;5(1):55–8.
5. Zidan AS, Abdel-Hady H. Surgical evacuation of neonatal intracranial hemorrhage due to vitamin K deficiency bleeding. J Neurosurg Pediatr. 2011;7(3):295–9.