[1
]
Beetham Eye Institute, Joslin Diabetes Center, Boston, Massachusetts; Department of
Ophthalmology, Harvard Medical School, Boston, Massachusetts. Electronic address:
paoloantonio.silva@joslin.harvard.edu.
[2
]
Indian Health Service, Joslin Vision Network National Reading Center, Phoenix, Arizona.
[3
]
Estenda Solutions, Inc., Conshohocken, Pennsylvania.
[4
]
Beetham Eye Institute, Joslin Diabetes Center, Boston, Massachusetts; Department of
Ophthalmology, Harvard Medical School, Boston, Massachusetts.