Driving simulation test, medical and toxicological examination of cannabis and amphetamines
Driving under the influence of alcohol among youth and young adults: Results of the survey "youth in Brandenburg"
Scientific assessment of proficiency testing of illicit drugs in blood as organized by the GTFCh in 2003 - Evaluation according to ISO 5725 and THC-test near the limit of detection
The development of alcohol-related traffic delinquency in Hamburg 1996-2002
Why are sobriety checkpoints not widely adopted as an enforcement strategy in the United States?