von Celsing A.-S., Svärdsudd K. and Wallman T. 2014. Predicting return to work among sickness-certified patients in general practice: Properties of two assessment tools. Upsala Journal of Medical Sciences. 119, 3 (May 2014), 268–277. DOI:https://doi.org/10.3109/03009734.2014.922143.