272 
THE INTERNAL SECRETIONS—1920 
Loeb (J.): Ueber die anticytolytische Wirkung von 
Salzen mie zweiwertigen Metallen, Biochem. Ztschr. 
(Berlin), 1907, v, 351. 
Rahtjen (P.): Virulency of streptococci, alkalinity, 
etc., Centralbl. f. Bakteriol. (Jena), 1904, xxxv, 15. 
Wood (H.C.): Action of acids on salts, Am. Chem. J., 
1893, xv. 
Borchardt (L.): [General principles of organotherapy], 
Therap. Halbmonatsh. (Berlin), 1920, xxxiv, 97. 
Quinan (C.): On critical hydroxylion concentrations 
in diastatic hydrolysis, J. Biol. Chem. (Baltimore), 
1909, vi, 53. 
Verworn (M.): “Allgemeine Physiologie,” Springer 
(Berlin), 1903. 
McCaskey (G. W.): Basal metabolism determinations 
in general internal diagnosis, J. A. M. A. (Chi- 
cago), 1920, Ixxiv, 927. 
Osler (Sir Wm.) & McCrae (T.): “The Principles and 
Practice of Medicine,” D. Appleton & Co. (New 
York), 1920, IX Ed., p. 1100. 
Sajous (C. E. de M.): “Annual of the Universal Medi- 
cal Sciences,” Diseases of the Thyroid Gland, F. A. 
Davis Co., Publishers (Philadelphia), 1895, Vol. 
LV, p,.=1. 
