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2. Kerato-conjunctivitis sicca (dry eye) and its treatment in the dog;Bedford;Veterinary Annual,1979
3. Corneal pannus (chronic superficial keratitis) in the German Shepherd Dog;Bedford;Journal of Small Animal Practice,1979
4. Kerato-conjunctivitis sicca;Brightman;Journal of the American Veterinary Medical Association,1980
5. Chronic superficial keratitis in Dogs: Detection of cellular hypersensitivity;Campbell;American Journal of Veterinary Research,1975