1. Iris atrophy;Fine;Amer. Jour. of Ophth.,1937
2. Essential progressive atrophy of the iris: Report of a case;McKeown;Arch. of Ophth.,1937
3. Fuchs, E. Text-book of ophthalmology, Ed. 8, Philadelphia, J. B. Lippincott Co., p. 668.
4. Discussion of paper of George A. de Schweinitz (see Ref. 7 below);Stieren;Trans. Amer. Ophth. Soc.,1915
5. Essential atrophy of the iris;Feingold;Amer. Jour. Ophth.,1918