Effectiveness of radiation therapy in osteoarthritis of the hand and knee: Design of two parallel, triple blinded, randomised controlled trials. (April 2016) - Minten, M.J.; Mahler, E.; Leseman-Hoogenboom, M.M.; den Broeder, A.A.; Kloppenburg, G.; Poortmans, P.; van den Hoogen, F.H.; van den Ende, C.H.