van Holland, B. J., de Boer, M. R., Brouwer, S., Soer, R., & Reneman, M. F. (2012). Sustained employability of workers in a production environment: Design of a stepped wedge trial to evaluate effectiveness and cost-benefit of the POSE program. BioMed Central.

van Holland, Berry J., Michiel R. de Boer, Sandra Brouwer, Remko Soer, et Michiel F. Reneman. Sustained Employability of Workers in a Production Environment: Design of a Stepped Wedge Trial to Evaluate Effectiveness and Cost-benefit of the POSE Program. BioMed Central, 2012.

van Holland, Berry J., et al. Sustained Employability of Workers in a Production Environment: Design of a Stepped Wedge Trial to Evaluate Effectiveness and Cost-benefit of the POSE Program. BioMed Central, 2012.