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[148] Monauni, Arch. d’opth., 1921, xxxviii. 180.
[149] Nascher, I. L., Geriatrics, p. 36, 2nd edition, 1919, London.
[150] Clarke, Ernest, in Operative Treatment of Intestinal Stasis, by W. A. Lane, p. 245, 1918, London.
[151] Hollis, W. A., Brit. Med. Journ., 1916, i. 677.
[152] Luciani, Text-book of Physiology, English translation, vol. v. p. 302, London.
[153] Salimbeni et Gery, Ann. Inst. Pasteur, Paris, 1912, xxvi. 577.
[154] Symmers, D., Arch. Int. Med., Chicago, 1909, iii. 270.