Abstract
References
1.Batten and Guthrie. Trans . Clin. Soc. Lond. , 1903
xxxvi , p. 52 .
2.Elschnig . Arch. f. Augenheilk. , 1892
xxiv . p. 65 , Case 2.
3.Gowers . Lancet , 1875
ii , p. 794 .
4.Jackson, Hughlings . Lond. Hosp. Repts. , 1864
i , p. 360 .
5.Siegrist. 27 Versamml. 3, Heidelburg , Beitrag f. Ophth. , 1898 p. 10 .
6.Williamson, R. T . Brit. Med. Journ. , 1898
i , p. 1515 .