@BOOK{NAP20261, title = "Progress in Meeting Protein Needs of Infants and Preschool Children: Proceedings of an International Conference", doi = "10.17226/20261", url = "https://nap.nationalacademies.org/catalog/20261/progress-in-meeting-protein-needs-of-infants-and-preschool-children", year = 1961, publisher = "The National Academies Press", address = "Washington, DC" }