Construct validity of the Actiwatch-2 for assessing movement in people with profound intellectual and multiple disabilities
Van Alphen, H.J.M.; Waninge, Aly (Participation And Health Of Persons With Intellectual And Visual Disabilities); Minnaert, A.E.M.G.; Post, Wendy J.; van der Putten, A. A. J.
Content and Quality of Motor Initiatives in the Support of People With Profound Intellectual and Multiple Disabilities
Van Alphen, H.J.M.; Waninge, Aly (Participation And Health Of Persons With Intellectual And Visual Disabilities); Minnaert, A.E.M.G.; van der Putten, Annette A J