From the *Faculty of Health Science, University of Linköping, Linköping, Sweden; †The George Institute for International Health, University of Sydney, Sydney, Australia; ‡Adelante Zorggroep, Hoensbroek, The Netherlands; and §Department of Rehabilitation Medicine, CAPHRI, Maastricht University, Maastricht, The Netherlands.
Acknowledgment date: October 22, 2009. Revision date: November 28, 2009. Acceptance date: November 29, 2009.
The manuscript submitted does not contain information about medical device(s)/drug(s).
Federal funds were received in support of this work. No benefits in any form have been or will be received from a commercial party related directly or indirectly to the subject of this manuscript.
Supported by Zorgonderzoek Nederland/Medische Wetenschappen (ZonMw) grant number 014–32–007. Funded by the National Health and Medical Research Council, Australia (to L.C.C.).
Address correspondence and reprint requests to Rob J. E. M. Smeets, MD, PhD, Adelante Zorggroep, PO Box 88, 6430 AB Hoensbroek, The Netherlands; E-mail: [email protected]