Cite
MLA Citation
Eivind S. Skarpsno et al.. “Do physical activity and body mass index modify the association between chronic musculoskeletal pain and insomnia? Longitudinal data from the HUNT study, Norway.” Journal of sleep research, vol. 27, 2018, pp. 32–39. http://access.bl.uk/ark:/81055/vdc_100055774832.0x000042