1. Exercise Physiology Laboratory, Nikaia, Greece
2. Faculty of Physical Activity and Sport Sciences, Universidad Politecnica de Madrid, Madrid, Spain
3. Research Group in Physical Exercise, Lifestyle and Health Promotion, Adventist University of Sao Paolo, Sao Paulo, Brazil
4. Research Center for Performance Diagnostics and Training Advice, University of Wuppertal, Wuppertal, Germany
5. UFR-STAPS, Université de Picardie Jules Verne, Amiens, France
6. Instutute of Primary Care, University of Zurich, Zurich, Switzerland