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Cashman, Clodagh M. and Ruotsalainen, Jani H. and Greiner, Birgit A. and Beirne, Paul V. and Verbeek, Jos H. (2009) Alcohol and drug screening of occupational drivers for preventing injury. ,John Wiley & Sons Inc.. Cochrane Database of Systematic Reviews (2) DOI: 10.1002/14651858.CD006566.pub2