RT Journal Article SR Electronic T1 The Measurement of Corneal Thickness and its Application to Keratoplasty JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 436 OP 438 DO 10.1136/bjo.37.7.436 VO 37 IS 7 A1 A. Lister A1 A. S. Philps A1 M. Langham YR 1953 UL http://bjo.bmj.com/content/37/7/436.abstract AB