1.
Knee disorders in primary care: design and patient selection of the HONEUR knee cohort.
Effectiveness of diclofenac versus acetaminophen in primary care patients with knee osteoarthritis: [NTR1485], DIPA-Trial: Design of a randomized clinical trial
The effect of Tai Chi Chuan in reducing falls among elderly people: design of a randomized clinical trial in the Netherlands [ISRCTN98840266].
Prognosis of trochanteric pain in primary care
Supervised exercises for adults with acute lateral ankle sprain: a randomised controlled trial