1. Barness, L. A., Baker, D., Guilbert, P., Torres, F. E. and Gyorgy, P. Nitrogen metabolism of infants fed human and cow's milk.J. Pediatr. 51 (1957) 29–39
2. Childs, B., Nyhan, W. L., Borden, M., Bard, L. and Cooke, R. E. Idiopathic hyperglycinemia and hyperglycinuria, a new disorder of amino acid metabolism.Pediatrics 27 (1961) 522–538
3. Committee on Dietary Allowances, Food and Nutrition Board.Recommended Dietary Allowances, 9th Edn., National Academy of Sciences, Washington, DC, U.S. Government Printing Office, 1980
4. WHO Technical Report Series;FAO/WHO (Food and Agriculture Organization/World Health Organization),1973
5. Fomon, S. J. Comparative study of adequacy of protein from human milk and cow's milk in promoting N retention by normal full-term infants.Pediatrics 26 (1960) 51–61