1Division of Cardiovascular Medicine, Stanford University School of Medicine, Palo Alto, CA, Department of Medicine, 453 Quarry Rd MC 5687, Stanford, CA 94304, United States of America; Cardiac Insight Inc, Bellevue, Seattle, United States of America. Electronic address: victorf@stanford.edu.
2Washington University in St. Louis, United States of America. Electronic address: husainim@wustl.edu.
3Division of Cardiovascular Medicine, Stanford University School of Medicine, Palo Alto, CA, Department of Medicine, 453 Quarry Rd MC 5687, Stanford, CA 94304, United States of America. Electronic address: jvtso@stanford.edu.
4Division of Cardiovascular Medicine, Stanford University School of Medicine, Palo Alto, CA, Department of Medicine, 453 Quarry Rd MC 5687, Stanford, CA 94304, United States of America. Electronic address: smontal@stanford.edu.
5Division of Cardiovascular Medicine, Stanford University School of Medicine, Palo Alto, CA, Department of Medicine, 453 Quarry Rd MC 5687, Stanford, CA 94304, United States of America. Electronic address: christle@stanford.edu.
6Division of Cardiovascular Medicine, Stanford University School of Medicine, Palo Alto, CA, Department of Medicine, 453 Quarry Rd MC 5687, Stanford, CA 94304, United States of America. Electronic address: mvperez@stanford.edu.
7Cardiac Insight Inc, Bellevue, Seattle, United States of America. Electronic address: dhadley@cardiacinsightinc.com.
8Division of Cardiovascular Medicine, Stanford University School of Medicine, Palo Alto, CA, Department of Medicine, 453 Quarry Rd MC 5687, Stanford, CA 94304, United States of America. Electronic address: wheelerm@stanford.edu.
9Exercise Cardiology Research Group (CardioEx), Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil.
10The Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania, United States of America. Electronic address: vetter@chop.edu.
11Division of Cardiology, UCLA Health & West LA VA Medical Center, David Geffen School of Medicine at UCLA, United States of America. Electronic address: jjhsu@mednet.ucla.edu.
12University of Alabama Birmingham (UAB) Heersink School of Medicine, United States of America. Electronic address: iasif@uab.edu.
13Department of Clinical Physiology, and Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden. Electronic address: kristofer.hedman@liu.se.
14Department of Clinical Physiology, and Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden; PROFITH (PROmoting FITness and Health Through Physical Activity) research group, Sport and Health University Research Institute (iMUDS), University of Granada, Granada, Spain. Electronic address: anna.carlen@liu.se.
15National Centre for Sports Cardiology St Vincent's Hospital, Australia.
16Division of Cardiovascular Medicine, Stanford University School of Medicine, Palo Alto, CA, Department of Medicine, 453 Quarry Rd MC 5687, Stanford, CA 94304, United States of America. Electronic address: euan@stanford.edu.