PT - JOURNAL ARTICLE AU - Karl Fagerstrom TI - Varenicline can help smokers to stop smoking by gradual reduction AID - 10.1136/ebmed-2015-110199 DP - 2015 Aug 01 TA - Evidence Based Medicine PG - 133--133 VI - 20 IP - 4 4099 - http://ebm.bmj.com/content/20/4/133.1.short 4100 - http://ebm.bmj.com/content/20/4/133.1.full SO - Evid Based Med2015 Aug 01; 20