Annals of internal medicine
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Randomized Controlled Trial Clinical Trial
Graded activity for low back pain in occupational health care: a randomized, controlled trial.
Low back pain is a common medical and social problem frequently associated with disability and absence from work. However, data on effective return to work after interventions for low back pain are scarce. ⋯ Graded activity was more effective than usual care in reducing the number of days of absence from work because of low back pain.