Nyman, T., Grooten, W. J. A., Wiktorin, C., Liwing, J., & Norrman, L. (2006). Sickness absence and concurrent low back and neck–shoulder pain: Results from the MUSIC-Norrtälje study. Springer-Verlag.

Nyman, Teresia, Wilhelmus Johannes Andreas Grooten, Christina Wiktorin, Johan Liwing, i Linda Norrman. Sickness Absence and Concurrent Low Back and Neck–shoulder Pain: Results From the MUSIC-Norrtälje Study. Springer-Verlag, 2006.

Nyman, Teresia, et al. Sickness Absence and Concurrent Low Back and Neck–shoulder Pain: Results From the MUSIC-Norrtälje Study. Springer-Verlag, 2006.