Collum, L M Two laboratory methods for diagnosis of herpes simplex keratitis. [electronic resource] - The British journal of ophthalmology Oct 1987 - 742-5 p. digital Publication Type: Journal Article ISSN: 0007-1161 Standard No.: 10.1136/bjo.71.10.742 doi Subjects--Topical Terms: 3,3'-DiaminobenzidineCarbazolesCornea--microbiologyHumansImmunoenzyme TechniquesKeratitis, Dendritic--diagnosisSimplexvirus--immunology