Marissa Janine Carter; Van Charles Lansingh1; Gisela Schacht2; Miguel Río del Amo4; Miguel Scalamogna2; Thomas Douglas France3
DOI: 10.1590/S0004-27492013000200008
1,International Agency for the Prevention of Blindness
2,Fundación Vision
3,University of Wisconsin Department of Ophthalmology and Visual Sciences
4,Fundacion Vision