| Prevalence of Psychoactive Substances in the General Population (pdf 567-KB) | University of Groningen, Department of Pharmacotherapy and Pharmaceutical Care, Netherlands |
| Working paper "Uniform design and protocols for carrying out case-control studies" (pdf 240-KB) | Danish Transport Research Institute |
| Working paper Cannabis, driving and road safety: a review of the scientific literature (pdf 167-KB) | INRETS - National Institute for Transport and Safety Research, France |
| Motives behind risky driving – driving under the influence of alcohol and drugs (pdf 87-KB) | VTI - Swedish National Road and Transport Research Institute |
German smartphone survey - Part 1 (pdf 2038-KB)
German smartphone survey - Part 2 (pdf 708-KB)
| Bayerische Julius - Maximilians - Universität Würzburg, Germany |
Prevalence of alcohol and other psychoactive substances in drivers in traffic in general in 13 countries - Part I (pdf 2345-KB)
Prevalence of alcohol and other psychoactive substances in drivers in traffic in general in 13 countries - Part II (pdf 3296-KB)
| SWOV - Institute for Road Safety Research, Netherlands |
| Prevalence study: Main illicit psychoactive substances among all drivers involved in fatal road crashes in France (pdf 176-KB) | INRETS - National Institute for Transport and Safety Research, France |
| Prevalence of alcohol and other psychoactive substances in injured and killed drivers (pdf 4411-KB) | Universiteit Gent, Belgium |
| Working paper: Characteristics of Accident Involved Drivers Under the Influence, Results from Confidential interviews (pdf 573-KB) | SIPSivi |
| Relative accident risk of patients using psychotropic medicines in the Netherlands: A pharmacoepidemiological study (pdf 293-KB) | University of Groningen, Department of Pharmacotherapy and Pharmaceutical Care, Netherlands |
| Responsibility study: Main illicit psychoactive substances among car drivers involved in fatal road crashes in France (pdf 182-KB) | INRETS - National Institute for Transport and Safety Research, France |
| Relative risk of impaired drivers who were killed in motor vehicle accidents in Finland (pdf 342-KB) | University of Turku, Finland |
| Responsibility study: Psychoactive substances among killed drivers in Germany, Lithuania, Hungary and Slovakia (pdf 2177-KB) | Ludwig-Maximilians Universität München, Germany |
| Risk of injury by driving with alcohol and other drugs (pdf 982-KB) | Danish Transport Research Institute |
| Results from epidemiological research - prevalence, risk and characteristics of impaired drivers (pdf 1184-KB) | Danish Transport Research Institute |