Affiliation: | S. B. Smith, T. A. Wilson, C. D. Gilbert, D. R. Smith, and H. J. Mersmann Department of Animal Science ,Texas Adam University ,College Station,TX 77843, U. S. A; #Intercollegiate Faculty of Nutrition and Department of Animal Science, Texas A&M University, College Station, TX 778403, U. S. A. ; Independent Nutrition Consultant,2914 Colton Place, College Station, TX 77845, U. S. A. ;tUSDA/ARS Children's Nutrition Research Center, Baylor College of Medicine, 1100 Bates St. , Houston, TX 77030 (retired) , U. S. A. |