Experience with urine drug testing by the Correctional Service of Canada A.D. Fraser, J. Zamecnik, J. Keravel, L. McGrath, J. Wells Forensic Science International Volume 121, Issue 1, Pages 16-22 (September 2001) DOI: 10.1016/S0379-0738(01)00447-9
Fig. 1 Distribution of urine specimens by category in 1999 (N=44,722). Forensic Science International 2001 121, 16-22DOI: (10.1016/S0379-0738(01)00447-9)
Fig. 2 Distribution of undilute and dilute urine specimens in institutions (I) and the community (C) in 1999. Forensic Science International 2001 121, 16-22DOI: (10.1016/S0379-0738(01)00447-9)
Fig. 3 Relative distribution of drugs detected in the CSC testing program in 1999 (N=11,400 positive results). Forensic Science International 2001 121, 16-22DOI: (10.1016/S0379-0738(01)00447-9)
Fig. 4 Percent positive drug rate by geographical region of Canada. Forensic Science International 2001 121, 16-22DOI: (10.1016/S0379-0738(01)00447-9)
Fig. 5 Percent positive rate for individual benzodiazepines in 1999 (N=1659). Forensic Science International 2001 121, 16-22DOI: (10.1016/S0379-0738(01)00447-9)