Comparative Study

Four-year incidence of sick leave because of neck and shoulder pain and its association with work and lifestyle.

Spine. 2009 Feb 15;34(4):413-8.
Article

Prognostic factors for duration of sickness absence due to musculoskeletal disorders.

Clin J Pain. 2006 Feb 1; 22 (2): 212-21.
Randomized Controlled Trial

Participatory ergonomics to reduce exposure to psychosocial and physical risk factors for low back pain and neck pain: results of a cluster randomised controlled trial.

Occup Environ Med. 2011 Sep 1;68(9):674-81.