Determinants of adherence to the online component of a blended intervention for patients with hip and/or knee osteoarthritis
de Vries, Herman J.; Kloek, Corelien J.J.; de Bakker, Dinny H.; Dekker, Joost; Bossen, Daniël; Veenhof, Cindy
Do activity monitors increase physical activity in adults with overweight or obesity? A systematic review and meta-analysis
de Vries, Herman J.; Kooiman, Thea; van Ittersum, Miriam; van Brussel, Marco; de Groot, Martijn