Hamfelt Arne, Landgren Eva, and Söderhjelm Lars. “Plasma Pyridoxal Phosphate Levels in Newborn Infants, Their Mothers and in the Mothers’ Breast Milk”. Upsala Journal of Medical Sciences 94, no. 1 (September 1, 1989): 95-99. Accessed May 16, 2024. https://ujms.net/index.php/ujms/article/view/6829.