1. Pflügers Archiv 1921, Bd. 190, S. 137.
2. Dieses Archiv 1908, Bd. 58, S. 265.
3. Journ. of pharmacol. and experim. therap. 1909, vol. 1, p. 303. — Hunt, Ebenda 1915, Bd. 7, S. 301. Vgl. auch Amer. Journal of physiol. 1918, vol. 45, p. 197 und 231.
4. Biochem. Zeitschr. 1916, Bd. 74, S. 209.
5. Dale and Ewins, Journal of physiol, 1914, vol. 48. — Dale and Richards, Ebenda vol. 52. — Dale, Journ. of pharmacol. and experim. therap. 1914, vol. 6, p. 147.