Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleValidity of Self-Reports of Caffeine Use.AuthorsKennedy, John S.; Moltke, Lisa L.; Harmatz, Jerold S.; Engelhardt, Nina; Greenblatt, David J.PublicationJournal of Clinical Pharmacology, 1991, Vol 31, Issue 7, p677ISSN0091-2700Publication typeOtherDOI10.1002/j.1552-4604.1991.tb03756.x