Torres, Luis F Early postoperative pain following Epi-LASIK and photorefractive keratectomy: a prospective, comparative, bilateral study. [electronic resource] - Journal of refractive surgery (Thorofare, N.J. : 1995) Feb 2007 - 126-32 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1081-597X Standard No.: 10.3928/1081-597X-20070201-04 doi Subjects--Topical Terms: Follow-Up StudiesHumansKeratomileusis, Laser In SituLasers, ExcimerPain MeasurementPain, Postoperative--diagnosisPhotorefractive KeratectomyProspective StudiesSeverity of Illness IndexSurveys and QuestionnairesTreatment Outcome