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Sundstrup, Emil, Markus D. Jakobsen, Christoffer H. Andersen, Kenneth Jay, Roger Persson, Per Aagaard, ja Lars L. Andersen. Participatory Ergonomic Intervention Versus Strength Training On Chronic Pain and Work Disability in Slaughterhouse Workers: Study Protocol for a Single-blind, Randomized Controlled Trial. BioMed Central, 2013.

Sundstrup, Emil, et al. Participatory Ergonomic Intervention Versus Strength Training On Chronic Pain and Work Disability in Slaughterhouse Workers: Study Protocol for a Single-blind, Randomized Controlled Trial. BioMed Central, 2013.