Article Plasma Concentrations of Vitamin Ki and Pivka-Ii in Bottle-Fed and Breast-Fed Infants with and without Vitamin K Prophylaxis at Birth 15 min read Add to favorite You need to log in or register to add to your favorites. Share Plasma Concentrations of Vitamin Ki and Pivka-Ii in Bottle-Fed and Breast-Fed Infants with and without Vitamin K Prophylaxis at Birth (full doc)