1 Hôpital Pierre-Boucher, Université de Montréal, Montréal, Quebec, Canada; Centre Hospitalier de l'Université de Montréal, Montréal, Quebec, Canada.
2 Courtois Cardiovascular Magnetic Resonance Research Group, McGill University Health Centre, Montreal, Quebec, Canada.
3 Emory Women's Heart Center and Emory Clinical Cardiovascular Research Institute, Emory University School of Medicine, Atlanta, Georgia, USA.
4 Barbra Streisand Women's Heart Center, Cedars-Sinai Smidt Heart Institute, Los Angeles, California, USA.
5 Barbra Streisand Women's Heart Center, Cedars-Sinai Smidt Heart Institute, Los Angeles, California, USA. Electronic address: Noel.BaireyMerz@cshs.org.