Page 77

Young, V.R., and N.S. Scrimshaw. 1977. Human protein and amino acid metabolism and requirements in relation to protein quality. Pp. 11-54 in C.E. Bodwell, ed. Evaluation of Proteins for Humans. AVI Publishing, Westport, Conn.

Zanni, E., D.H. Calloway, and A.Y. Zezulka. 1979. Protein requirements of elderly men. J. Nutr. 109:513-524.

Zhao, X.H., Z.M. Wen, C.N. Meredith, D.E. Matthews, D.M. Bier, and V.R. Young. 1986. Threonine kinetics at graded threonine intakes in young men. Am. J. Clin. Nutr. 43:795-802.