RT Journal Article SR Electronic T1 Episcleritis following keratorefractive surgery JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 1554 OP 1554 DO 10.1136/bjo.2009.160135 VO 93 IS 11 A1 F D’Arcy A1 C Kirwan A1 M O’Keefe YR 2009 UL http://bjo.bmj.com/content/93/11/1554.abstract AB