[251] Med. News, 1890 (p. 56).
[252] Centr. In. Med., 1900 (p. 21).
[254] Arch. Exper. Path. Pharm., 1902 (bd. 48).
[255] Bull. gen. therap. (vol. clxvi: p. 379).
Zentr. Biochem. Biophys. (vol. xvi: p. 79).
[256] Bull. Pharm., 1916 (vol. xxx: pp. 276–78).
[257] 1907 (p. 176).
[258] U.S. Dispensatory, 19th ed. (p. 253).
[259] Hall. I.W. The Purin Bodies of Food Stuffs, 1904 (p. 98).