Elbers, R. G., Rietberg, M. B., van Wegen, E. E. H., Verhoef, J., Kramer, S. F., Terwee, C. B., & Kwakkel, G. (2011). Self-report fatigue questionnaires in multiple sclerosis, Parkinson’s disease and stroke: A systematic review of measurement properties. Springer Netherlands.

Elbers, Roy G., Marc B. Rietberg, Erwin E. H. van Wegen, John Verhoef, Sharon F. Kramer, Caroline B. Terwee, und Gert Kwakkel. Self-report Fatigue Questionnaires in Multiple Sclerosis, Parkinson’s Disease and Stroke: A Systematic Review of Measurement Properties. Springer Netherlands, 2011.

Elbers, Roy G., et al. Self-report Fatigue Questionnaires in Multiple Sclerosis, Parkinson’s Disease and Stroke: A Systematic Review of Measurement Properties. Springer Netherlands, 2011.