1. Marginal corneal ulcers;Thygeson;Tr. Am. Acad. Ophth.,1947
2. Corneoscleral lesions in periarteritis nodosa and Wegner's granulomatosis;Cogan;Tr. Am. Ophth. Soc.,1955
3. Marginal degeneration of the cornea in the picture of so-called collagenous diseases;Frasca;Rass. ital. Ottal,1958
4. Zur Kenntnis d. keratoconjunctivitis sicca;Sjøgren;Acta ophth. (Kbh.),1933
5. Filter-paper electrophoresis of tears: I. Lysozyme and its correlation with keratoconjunctivitis sicca;McEwen;Am. J. Ophth.,1955