RT Journal Article SR Electronic T1 Results of partial penetrating keratoplasty related to the size of the graft. JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 66 OP 68 DO 10.1136/bjo.54.1.66 VO 54 IS 1 A1 A Mortada YR 1970 UL http://bjo.bmj.com/content/54/1/66.abstract AB