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Drivers who tested positive for cannabis in oral fluid: a longitudinal analysis of administrative data for Spain between 2011 and 2016
OBJECTIVES: This study aimed to assess the association between positive roadside tests for delta-9-tetrahydrocannabinol (THC) and other driving-impairing substances and THC concentrations and the age and gender of THC-positive drivers. DESIGN: This study is based on administrative data. SETTING, PAR...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Publishing Group
2019
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6720329/ https://www.ncbi.nlm.nih.gov/pubmed/31455697 http://dx.doi.org/10.1136/bmjopen-2018-026648 |