Influence of various recruitment strategies on the study population and outcome of a randomized controlled trial involving patients with osteoarthritis of the hip or knee
Cindy Veenhof, Joost Dekker, Johannes W. J. Bijlsma, Cornelia H. M. van den EndeVolume:
53
Year:
2005
Language:
english
Pages:
8
DOI:
10.1002/art.21171
File:
PDF, 110 KB
english, 2005