1. K.G. Jebsen Center of Exercise in Medicine; Department of Circulation and Medical Imaging; Faculty of Medicine; Norwegian University of Science and Technology; Trondheim Norway
2. Department of Public Health; Faculty of Medicine; Norwegian University of Science and Technology; Trondheim Norway
3. Centre for Sports and Physical Activity Research; Norwegian University of Science and Technology; Trondheim Norway
4. Department of Cardiology; St. Olavs University Hospital; Trondheim Norway