1. Dry eye secondary to mucus deficiency;Lemp;Trans Am Acad Ophthalmol Otolaryngol,1971
2. Conjunctival goblet cell density in normal subjects and in dry eye syndromes;Ralph;Invest Ophthalmol,1975
3. Cellulose acetate impressions of the ocular surface: Dry eye states;Nelson;Arch Ophthalmol,1983
4. Conjunctival goblet cell densities in ocular surface disease;Nelson;Arch Ophthalmol,1984
5. Benign mucous membrane pemphigoid. II. Cytology;Norn;Acta Ophthalmol,1974