1Department of Clinical Sciences, Lund University, Malmö, Sweden; Department of Clinical Physiology, Skåne University Hospital, Sweden.
2Population Health Research Institute, McMaster University, Hamilton, ON, Canada; Department of Medicine, McMaster University, Hamilton, ON, Canada.
3Hackensack University Medical Center Hackensack, NJ, USA; Hackensack Meridian School of Medicine, Nutley, NJ, USA.
4Vancouver General Hospital, Vancouver, BC, Canada.
5Karolinska Institute, Stockholm, Sweden; Karolinska University Hospital, Stockholm, Sweden.
6Department of Clinical Sciences, Lund University, Malmö, Sweden.
7MEDICALgorithmics, Warsaw, Poland.
8Department of Cardiology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands.
9Department of Clinical Sciences, Lund University, Malmö, Sweden; Population Health Research Institute, McMaster University, Hamilton, ON, Canada. Electronic address: linda.johnson@med.lu.se.