Factor analyses for the Örebro Musculoskeletal Pain Questionnaire for working and nonworking patients with chronic low back pain
Soer, R. (Remco) (Associatelector); Vroomen, P. (Patrick) (Researcher); Stewart, R. (Roy) (Researcher); Coppens, M. (Maarten) (Researcher); Stegeman, P. (Patrick) (Researcher); Dijkstra, P. (Pieter) (Researcher); Reneman, M. (Michiel) (Researcher)