Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleResponse to Levy et al.AuthorsBest, Dana; Perry, David C.SubjectsNICOTINE; TOBACCO; LETTERS to the editor; COTININE; LIQUID chromatography; STATISTICAL correlation; HETEROCYCLIC compoundsPublicationNicotine & Tobacco Research, 2011, Vol 13, Issue 1, p49ISSN1462-2203Publication typeArticleDOI10.1093/ntr/ntq207