[205] Gowers, W. R., System of Medicine (Allbutt and Rolleston), 1910, viii. 473, London.

[206] Maclachlan, D., A Practical Treatise on the Diseases and Infirmities of Advanced Life, p. 213, London, 1868.

[207] Clarke, J. M., Brit. Med. Journ., 1915, ii. 665.

[208] Andrewes, F. W., St. Barth. Hosp. Rep., London, 1912, xlviii. 9.

[209] Dupré, E., Nouv. iconograph. Salpêt., Paris, 1905, xviii. 88.

[210] Clouston, T., System of Medicine (Allbutt and Rolleston), London, 1910, viii. 935.

[211] Marie, P., et Léri, Séméiologie nerveuse, Traité de médecine (Gilbert et Thoinot), p. 450.

[212] Quesnel, M., Thèse de Paris, 1920, No. 258.

[213] Charcot, J. M., Clinical Lectures on Senile and Chronic Diseases, New Sydenham Society, 1881, p. 239.

[214] Roussy, G., et Leroux, R., Ann. de méd., Paris, 1921, ix. 161.