We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSeasonality in onset of youth smoking parallels seasonality in cigarette sales.AuthorsWellman, R J; DiFranza, J RPublicationTobacco control, 2003, Vol 12, Issue 3, p339ISSN1468-3318Publication typeCommentaryDOI10.1136/tc.12.3.339