1 Pain in Motion Research Group (www.paininmotion.be); Department of Human Physiology and Physiotherapy, Faculty of Physical Education & Physiotherapy, Vrije Universiteit Brussel, Brussels, Belgium; Department of Physical Medicine and Physiotherapy, University Hospital Brussels, Brussels, Belgium.
2 Department of Physiotherapy, Human Physiology and Anatomy Faculty of Physical Education & Physiotherapy Vrije Universiteit Brussel, Belgium Department of Physical Therapy University of Granada, Spain.
3 Faculty of Medicine and Health Sciences, University of Antwerp, Antwerp, Belgium.
4 Pain in Motion International Research Group; Department of Physiotherapy, Human Physiology and Anatomy, Faculty of Physical Education & Physiotherapy, Vrije Universiteit Brussel, Belgium.
5 Pain in Motion Research Group (www.paininmotion.be); Department of Human Physiology and Physiotherapy, Faculty of Physical Education & Physiotherapy, Vrije Universiteit Brussel, Brussels, Belgium; Department of Physical Medicine and Physiotherapy, University Hospital Brussels, Brussels, Belgium; Department of Neurology, Faculty of Medicine, University of Antwerp, Antwerp, Belgium.