1. Corneal edema;Doughman,1986
2. Diseases of the Outer Eye. Cornea and Sclera;Duke-Elder,1965
3. Chronic edema of the cornea;Levitt;Arch. Ophthalmol.,1937
4. Injuries. Non-Mechanical Injuries;Duke-Elder,1972
5. Frost bite of the cornea;Carroll;Am. J. Ophthalmol.,1933