1 Center for Community Outreach and Policy, Department of Ophthalmology, Stein and Doheny Eye Institutes, David Geffen School of Medicine at UCLA, Los Angeles, California.
2 Department of Ophthalmology, Stanford University School of Medicine, Palo Alto, California.
3 Center for Community Outreach and Policy, Department of Ophthalmology, Stein and Doheny Eye Institutes, David Geffen School of Medicine at UCLA, Los Angeles, California; Department of Epidemiology, UCLA Fielding School of Public Health, Los Angeles, California.
4 Center for Community Outreach and Policy, Department of Ophthalmology, Stein and Doheny Eye Institutes, David Geffen School of Medicine at UCLA, Los Angeles, California; Department of Biostatistics, UCLA Fielding School of Public Health, Los Angeles, California.
5 Center for Community Outreach and Policy, Department of Ophthalmology, Stein and Doheny Eye Institutes, David Geffen School of Medicine at UCLA, Los Angeles, California. Electronic address: vtseng@mednet.ucla.edu.