RT Journal Article SR Electronic T1 More efficient use of donor corneal tissue with Descemet membrane endothelial keratoplasty (DMEK): two lamellar keratoplasty procedures with one donor cornea JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 1265 OP 1266 DO 10.1136/bjo.2009.171629 VO 94 IS 9 A1 J T Lie A1 E A Groeneveld-van Beek A1 L Ham A1 J van der Wees A1 G R J Melles YR 2010 UL http://bjo.bmj.com/content/94/9/1265.2.abstract AB