1. Research Centre, Montreal Heart Institute, 5000 Belanger E., Montréal, Québec H1T 1C8, Canada
2. Institute of Biomedical Engineering, Université de Montréal, Montréal, Québec H3T 1J4, Canada
3. Department of Pharmacology and Physiology, Université de Montréal, Montréal, Québec H3T 1J4, Canada