Saboo, Ujwala S Clinical and Cytologic Evidence of Limbal Stem Cell Deficiency in Eyes With Long-Standing Vernal Keratoconjunctivitis. [electronic resource] - Asia-Pacific journal of ophthalmology (Philadelphia, Pa.) - 88-93 p. digital Publication Type: Journal Article ISSN: 2162-0989 Standard No.: 10.1097/APO.0b013e3182795f4d doi