[1
]
Institute of Health Promotion and Clinical Movement Science, German Sport University
Cologne, Cologne, Germany. Electronic address: l.dejonghe@dshs-koeln.de.
[2
]
Institute of Health Promotion and Clinical Movement Science, German Sport University
Cologne, Cologne, Germany.
[3
]
Institute of Health Promotion and Clinical Movement Science, German Sport University
Cologne, Cologne, Germany; Center for Health and Physical Activity, German Sport University
Cologne, Cologne, Germany.
[4
]
Institute of Health Promotion and Clinical Movement Science, German Sport University
Cologne, Cologne, Germany; IST University of Applied Sciences, Düsseldorf, Germany.