
Source: National Eye Institute, U.S. National Institutes of Health. Available online: http://www.nei.nih.gov
| By | Healthwise Staff |
| Primary Medical Reviewer | Kathleen Romito, MD - Family Medicine |
| Specialist Medical Reviewer | Christopher J. Rudnisky, MD, MPH, FRCSC - Ophthalmology |
| Last Revised | June 24, 2011 |