[1] Johns Hopkins Univ, Sch Med, Wilmer Eye Inst, Retina Div, 600 N Wolfe St,Maumenee 752, Baltimore, MD 21287 USA
[2] Univ So Calif, Keck Sch Med, Calif Eye Inst, Los Angeles, CA 90033 USA
[3] Univ Sydney, Sydney, NSW 2006, Australia
[4] Retina Associates Florida, Tampa, FL USA
[5] CMD Consulting, Sandy, UT USA
[6] Genentech Inc, San Francisco, CA 94080 USA
[7] Novartis Pharma AG, Basel, Switzerland