We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSuppression of sleepiness in drivers: combination of caffeine with a short nap.AuthorsReyner LA; Horne JAPublicationPsychophysiology, 1997, Vol 34, Issue 6, p721ISSN0048-5772Publication typearticleDOI10.1111/j.1469-8986.1997.tb02148.x