1. From the Sections of Ophthalmology and
2. Division of Genetics and Genomics, The Roslin Institute and Royal School of Veterinary Studies, University of Edinburgh, Midlothian, United Kingdom;
3. the Eye Department, St. James's University Hospital, Leeds, United Kingdom;
4. Centre for Vision Sciences, Institute of Clinical Science, Queen's University of Belfast, Belfast, Northern Ireland, United Kingdom;
5. Pathology, Leeds Institute of Molecular Medicine, and
6. Department of Clinical Genetics, Chapel Allerton Hospital, Leeds, United Kingdom;
7. From the Sections of Ophthalmology and 7Peninsula Medical School, Plymouth, United Kingdom;
8. Department of Obstetrics and Gynaecology, King Edward Medical University, Lahore, Pakistan;
9. Gene Tech Lab 146/1, Lahore, Pakistan;
10. Department of Ophthalmology, University of Melbourne, Melbourne, Australia;
11. Lions Eye Institute, University of Western Australia, Perth, Australia;
12. Department of Ophthalmology, Scheie Eye Institute, University of Pennsylvania, Philadelphia, Pennsylvania; and
13. Molecular Vision Group, School of Contemporary Sciences, University of Abertay, Dundee, United Kingdom.