They may volunteer to be the one to get their friends home safely, but "designated drivers" often drink -- even to a level that impairs them behind the wheel, according to a report in the July issue of the Journal of Studies on Alcohol and Drugs.
Fuente : http://www.eurekalert.org/pub_releases/2013-06/jos...
Fuente : http://www.eurekalert.org/pub_releases/2013-06/jos...