TY - JOUR AU - Herrera Gómez, Francisco Magno AU - García Mingo, Mercedes AU - Colás, Mónica AU - González Luque, Juan Carlos AU - Álvarez González, Francisco Javier PY - 2019 SN - 2044-6055 UR - http://uvadoc.uva.es/handle/10324/45762 AB - 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... LA - eng PB - BMJ Journals KW - Driving KW - Conducción KW - Drug test KW - Control de drogas KW - Cannabis KW - Oral fluids KW - Fluidos orales TI - Drivers who tested positive for cannabis in oral fluid: a longitudinal analysis of administrative data for Spain between 2011 and 2016 DO - 10.1136/bmjopen-2018-026648 ER -