1. Gelderse Vallei Hospital; Ede; the Netherlands
2. TNO, the Netherlands Organisation for Applied Scientific Research; Leiden; the Netherlands
3. Innovation area Healthy for Life; TNO, the Netherlands Organisation for Applied Scientific Research; Leiden; the Netherlands and Board-member, Center for Care Technology Research, Maastricht, the Netherlands
4. VU University Medical Center; Amsterdam, the Netherlands and TNO, the Netherlands Organisation for Applied Scientific Research; Leiden; The Netherlands