PT - JOURNAL ARTICLE AU - Tonya Johnson AU - Alan Blum TI - Tar Wars and Smoking Prevention: Premature Claim of Effectiveness AID - 10.3122/jabfm.2008.01.070189 DP - 2008 Jan 01 TA - The Journal of the American Board of Family Medicine PG - 80--80 VI - 21 IP - 1 4099 - http://www.jabfm.org/content/21/1/80.short 4100 - http://www.jabfm.org/content/21/1/80.full SO - J Am Board Fam Med2008 Jan 01; 21