Rodkiewicz , B., Hardell , L. I., Pawlikowska-Rojewska , B. and Tuverno , T. (1981) “Fatty Acid Composition of Human Breast Milk: Changes during the first week after delivery”, Upsala Journal of Medical Sciences, 86(3), pp. 279-289. doi: 10.3109/03009738109179239.