[21] Frentzel: Archiv für Physiologie, 1899, Supplement Band, p. 145.
[22] Lee and Harrold: American Journal of Physiology, 1900, iv, p. ix.
[23] Wilenko: Biochemische Zeitschrift, 1912, xlii, p. 58.
[24] Wilenko: Archiv für experimentelle Pathologie und Pharmakologie, 1913, lxxi, p. 266.
[25] Lusk: Proceedings of the Society for Experimental Biology and Medicine, 1914, xi, p. 49. Also Lusk and Riche: Archives of Internal Medicine, 1914, xiii, p. 68.
[26] See Elliott: Journal of Physiology, 1912, xliv, p. 376.
[27] Macleod: Diabetes, etc., pp. 64–73.
[28] Macleod: Diabetes, etc., pp. 68–72.
[29] See Biedl: Die Innere Sekretion, 1913, i, p. 464.
[30] Hoskins and Lovellette: Journal of the American Medical Association, 1914, lxiii, p. 317.