van der Beek Allard J
Department of Public and Occupational Health, EMGO Institute for Health and Care Research, VU University Medical Center, Van der Boechorststraat 7, NL-1081 BT Amsterdam, The Netherlands.
Occup Environ Med. 2012 Apr;69(4):291-5. doi: 10.1136/oemed-2011-100342. Epub 2011 Oct 17.