Atwater and Benedict. Comparison of Fats and Carbohydrates as Protectors of Body Material. Bulletin 136 (pages 176-187), Office of Experiment Stations, U. S. Dept. Agriculture.

Benedict. The Influence of Inanition on Metabolism (Publication 77) and A Study of Prolonged Fasting (Publication 203). Carnegie Institution of Washington.

Cathcart. Physiology of Protein Metabolism.

Chittenden. Physiological Economy in Nutrition.

Chittenden. The Nutrition of Man.

Hart and Humphrey. The Relation of the Quality of Proteins to Milk Production. Journal of Biological Chemistry, Vol. 21, page 239 (1915); Vol. 26, page 457 (1916); Vol. 31, page 445 (1917).

Hindhede. Protein and Nutrition.

Hindhede. Nutritive Value of the Proteins of Potatoes and of Bread. Skandinavisches Archiv f. Physiologie, Vol. 30, page 97 (1913); Vol. 31, page 259 (1914).

Hoobler. The Protein Need of Infants. American Journal of Diseases of Children, Vol. 10, page 153 (1915).

Hoobler. The Effect on Human Milk Production of Diets Containing Various Forms and Quantities of Protein. American Journal of Diseases of Children, Vol. 14, page 105. See also Journal American Medical Association, Vol. 69, page 421 (August, 1917).

Lusk. Elements of the Science of Nutrition.

McCollum. The Nature of the Repair Processes in Protein Metabolism. American Journal of Physiology, Vol. 29, page 215 (1912).

McCollum. The Value of the Proteins of Cereal Grains and of Milk, for Growth in the Pig. Journal of Biological Chemistry, Vol. 19, page 323 (1914).

McCollum and Davis. Influence of the Plane of Protein Intake on Growth. Journal of Biological Chemistry, Vol. 20, page 415 (1915).

McCollum, Simmonds, and Pitz. Effects of Feeding the Proteins of the Wheat Kernel at Different Planes of Intake. Journal of Biological Chemistry, Vol. 28, page 211 (1916).

McKay. The Protein Element in Nutrition.

Mendel. Nutrition and Growth. Harvey Society Lectures, 1914-1915, and Journal of the American Medical Association, Vol. 64, page 1539 (1914).

Murlin. The Nutritive Value of Gelatin. American Journal of Physiology, Vol. 19, page 285; Vol. 20, page 234 (1907-1908).

Murlin and Bailey. Protein Metabolism in Normal Pregnancy. Archives of Internal Medicine, Vol. 12, page 288 (1913).

Osborne and Mendel. (A Series of papers upon the nutritive functions and relative efficiency of individual proteins and amino acids in maintenance and growth.) Journal of Biological Chemistry, Vol. 12, page 473; Vol. 13, page 233 (1912); Vol. 17, page 325; Vol. 18, page 1 (1914); Vol. 20, page 351; Vol. 22, page 241 (1915); Vol. 25, page 1; Vol. 26, pages 1, 293 (1916). (Subsequent issues should also be consulted for papers appearing after the compilation of this list.)

Rose and Cooper. The Biological Efficiency of Potato Nitrogen. Journal of Biological Chemistry, Vol. 30, page 201 (1917).

Siven. (Experiments on Protein Requirement.) Skandinavisches Archiv f. Physiologie, Vol. 10, page 91; Vol. II, page 308.

Von Noorden. Metabolism and Practical Medicine, Vol. 1, pages 283-383.

Wilson. Nitrogen Metabolism during Pregnancy. Bulletin of the Johns Hopkins Hospital, Vol. 27, page 121 (1916).