1. Sjögren's syndrome;Bloch;Medicine Baltimore,1965
2. Zur Kenntnis der Keratoconjunctivitis sicca (Keratitis filiformis bei hypofunktion der Tränendrüsen);Sjögren;Acta Ophthalmol (Copenh.),1933
3. A clinicopathologic study of Mikulicz's disease;Morgan;Am J Pathol,1953
4. Histology of the lacrimal gland in keratoconjunctivitis sicca;Williamson;Br J Ophthalmol,1973
5. Effect of temperature and humidity in Schirmer's tear test;Williamson;Br J Ophthalmol,1967