1. Department of Ophthalmology, Federal University of Sao Paulo, Sao Paulo, Brazil.
2. Hospital de Olhos Paulista, Sao Paulo, Brazil.
3. Núcleo de Bioequivalência e Ensaios Clínicos - NuBEC, Federal University of Sao Paulo, Sao Paulo, Brazil.
4. Department of Ophthalmology, Tufts New England Medical Center, Boston, Massachusetts.