National Cancer Institute
issue journal toll et al 1 report results randomized trial compared theorybased messageframing strategy standard care context tobacco quitline counseling smokers received gainframed counseling intervention emphasized benefits quitting reported statistically significantly quit attempts higher rate abstinence smoking 2week followup interview although clarity studys test theoretical model intervention weakened confounding type intervention duration intervention study provides important contribution growing literature concerning quitlines importantly demonstrates feasibility conducting scientifically practically important treatment trials within health services domain become central component nations tobacco control strategy