1. Department of Anatomy and Cell Biology, McGill University, Montreal, Canada
2. Vision, Attention and Action Laboratory, School of Optometry, University of Montreal, Montreal, Canada
3. youngmin.song2@mail.mcgill.ca
4. Faculty of Medicine, McGill University, Montreal, Canada
5. lydia.b.ouchene@gmail.com
6. aarlenne.khan@umontreal.cahttp://www.opto.umontreal.ca/visattac/