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July 2005 - Volume 116 - Issue 1
pp: 1-171

Effects of a workplace physical exercise intervention on the intensity of headache and neck and shoulder symptoms and upper extremity muscular strength of office workers: A cluster randomized controlled cross-over trial

Sjögren, Tuulikki; Nissinen, Kari J.; Järvenpää, Salme K.; More

Pain. 116(1):119-128, July 2005.