TY - BOOK AU - Oliver,John S. ED - Great Britain. ED - University of Glasgow. TI - Monitoring the effectiveness of UK field impairment tests T2 - Road safety research report SN - 1904763596 PY - 2006/// CY - London PB - Department for Transport KW - Police KW - Great Britain KW - Interviews KW - Drugged driving KW - Traffic violations KW - Traffic police N1 - "University of Glasgow". -- t.p; Available online at: http://www.dft.gov.uk/stellent/groups/dft_rdsafety/documents/page/dft_rdsafety_611474.pdf UR - http://www.dft.gov.uk/stellent/groups/dft_rdsafety/documents/page/dft_rdsafety_611474.pdf ER -