[1
]
Zurich University of Applied Sciences ZHAW, School of Health Professions, Institute
of Physiotherapy, Technikumstrasse 71, Postfach 8401, Winterthur, Switzerland; CAPHRI
School for Public Health and Primary Care, PO Box 616, 6200 MD Maastricht, The Netherlands.
Electronic address: jeannette.saner@zhaw.ch.
[2
]
Zurich University of Applied Sciences ZHAW, School of Health Professions, Institute
of Physiotherapy, Technikumstrasse 71, Postfach 8401, Winterthur, Switzerland. Electronic
address: jan.kool@kliniken-valens.ch.
[3
]
CAPHRI School for Public Health and Primary Care, PO Box 616, 6200 MD Maastricht,
The Netherlands; Maastricht University, Dept. of Anatomy & Embryology, PO Box 616,
6200 MD Maastricht, The Netherlands. Electronic address: j.sieben@maastrichtuniversity.nl.
[4
]
Zurich University of Applied Sciences ZHAW, School of Health Professions, Institute
of Physiotherapy, Technikumstrasse 71, Postfach 8401, Winterthur, Switzerland. Electronic
address: hannu.luomajoki@zhaw.ch.
[5
]
CAPHRI School for Public Health and Primary Care, PO Box 616, 6200 MD Maastricht,
The Netherlands; Maastricht University, Dept. of Epidemiology, PO Box 616, 6200 MD
Maastricht, The Netherlands. Electronic address: chg.bastiaenen@maastrichtuniversity.nl.
[6
]
CAPHRI School for Public Health and Primary Care, PO Box 616, 6200 MD Maastricht,
The Netherlands; Maastricht University, Dept. of Epidemiology, PO Box 616, 6200 MD
Maastricht, The Netherlands. Electronic address: ra.debie@maastrichtuniversity.nl.