1. School of Medicine, Queen’s University, Kingston, ON K7L 3N6, Canada
2. Department of Ophthalmology, Kingston Health Science Centre, Queen’s University, Kingston, ON K7L 5G2, Canada
3. Retina Consultants of Southern California, Redlands, CA 92374, USA
4. Erie Retina Research & Center for Advanced Surgical Exploration, Erie, PA 16507, USA