J Occup Environ Med
Department of Health Sciences, Section of Community and Occupational Medicine, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands Department of Public Health and General Practice, Norwegian University of Science and Technology, Trondheim, Norway Department of Public Health and Quality Improvement, Marcelisborgcentret, Aarhus, Denmark Department of Health Sciences, Section of Community and Occupational Medicine, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands Department of Public Health, Section of Clinical Social Medicine and Rehabilitation, Aarhus University, Aarhus, Denmark Department of Health Sciences, Section of Community and Occupational Medicine, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
Published: July 2014