1. 1L. J. J. Muskens , Nederlandsch Tijdschrift voor Geneeskunde1902 .
2. 2R. Reynold's Monography., 1865 . German Translation.P.116 .
3. 3A. Turner Epilepsy. 1907. P. 159. Clark and Prouts paper (American Journel of Insanity. 1902. No. 2. is not in my reach. (Referred to by A. Turner in his text book 1907.).