52 INORGANIC FOODSTUFFS 



associates" the precise object of the measures advocated, their t 

 porary character, and the fact that they are applicable only to 

 particular case in point, and not to humanity in general, irrespeci 

 of age, sex, health or disease. 



We will take up the question of the dietary requirements of the b< 

 in several subsequent chapters and in a variety of connections. T 

 above remarks will, however, be found to apply only the more forcit ! 

 with the expansion of our acquaintance with the complexity and vark 

 of the problems of nutrition. 



REFERENCES. 

 GENERAL: 



Albu-Neuberg: Physiologic und Pathologie des Mineralstoffwechsels. Berlin , 19 



Osborne and Mendel: Jour. Biol. Chem., 1918, 34, p. 131; 1913, 15, p. 311. C. 

 negie Inst. of Washington, Pub. 156, 1911, Pt. II. 



McCollum and Davis: Jour. Biol. Chem., 1913, 14, p. xl; 1915, 21, p. 615. 

 SODIUM AND POTASSIUM: 



von Bunge: Text-Book of Physiological and Pathological Chemistry, trans, by 



Starling, E. A. Philadelphia, 1902. 

 CALCIUM: 



Lunin: Zeit. physiol. Chem., 1881, 5, p. 31. 



Hopkins: Jour. Physiol., 1912, 44, p. 425. 



Stehle: Jour. Biol. Chem., 1917, 31, p. 461. 



Givens and Mendel: Ibid., 1917,\31, p. 421 (which see for Bibliography). 



Givens, M. H.: Ibid., 1917, 31, pp. 435 and 441; 1918, 31, p. 119; 1918, 35, p. 241, 

 IRON: 



von Bunge: Cited above. 



Abderhalden: Zeit. Biol., 1899, 39, pp. 113 and 483. Zeit. physiol. Chem., 1902 

 34, p. 500. 



Macallum, A. B.: Jour. Physiol., 1894, 16, p. 268. 



Lapicque: Arch. Physiol. Norm, et Path., 1895, 7, p. 280. 



Kunkel: Pfliiger's Arch., 1895, 61, p. 595. 



Hooper and Whipple: Am. Jour. Physiol., 1917, 45, p. 573. 



Whipple and Hooper: Ibid., 1917, 45, p. 576. 



