[1] UNIV COLORADO,HLTH SCI CTR,DEPT OPHTHALMOL,DENVER,CO 80262
[2] UNIV CALIF LOS ANGELES,JULES STEIN EYE INST,LOS ANGELES,CA 90095
[3] UNIV CALIF LOS ANGELES,DEPT OPHTHALMOL,LOS ANGELES,CA 90095
[4] UNIV CALIF IRVINE,DEPT PEDIAT,IRVINE,CA 92613
[5] VANDERBILT UNIV,MED CTR,DIV GENET,NASHVILLE,TN 37232