[1] UCL, Inst Ophthalmol, Dept Mol Genet, London, England
[2] Moorfields Eye Hosp, London, England
[3] Univ Michigan, WK Kellogg Eye Ctr, Dept Ophthalmol, Ann Arbor, MI 48105 USA
[4] Univ Michigan, WK Kellogg Eye Ctr, Dept Human Genet, Ann Arbor, MI 48105 USA
[5] Johns Hopkins Univ, Sch Med, Dept Ophthalmol, Baltimore, MD 21205 USA
[6] Johns Hopkins Univ, Sch Med, Dept Neurosci, Baltimore, MD 21205 USA
[7] Johns Hopkins Univ, Sch Med, Dept Mol Biol & Genet, Baltimore, MD 21205 USA