RT Journal Article SR Electronic T1 LAMELLAR KERATOPLASTY JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 733 OP 743 DO 10.1136/bjo.43.12.733 VO 43 IS 12 A1 Pierse, Dermot A1 Casey, T. A. YR 1959 UL http://bjo.bmj.com/content/43/12/733.abstract AB