1. From the Departments of Pediatrics, Ophthalmology, and Pharmacology, Hôpital Sainte-Justine Research Center, Montreal, Quebec, Canada;
2. Department of Ophthalmology, Maisonneuve-Rosemont Hospital Research Centre, University of Montreal, Montreal, Quebec, Canada;
3. From the Departments of Pediatrics, Ophthalmology, and Pharmacology, Hôpital Sainte-Justine Research Center, Montreal, Quebec, Canada; 4Department of Pharmacology and Therapeutics, McGill University, Montreal, Quebec, Canada;
4. Department of Ophthalmology, University of Freiburg, Freiburg, Germany; 6Department of Ophthalmology, Children's Hospital Boston, Harvard Medical School, Boston, Massachusetts;
5. Department of Ophthalmology, Montreal Children's Hospital, Montreal, Quebec, Canada; and
6. Department of Pharmacology and Therapeutics, McGill University, Montreal, Quebec, Canada;
7. Department of Ophthalmology, Children's Hospital Boston, Harvard Medical School, Boston, Massachusetts;
8. Department of Pharmacy, University of Montreal, Montreal, Quebec, Canada.