How Tobacco Quitline Callers in 38 US States Reported Hearing About Quitline Services, 2010–2013

摘要

IntroductionTelephone-based tobacco quitlines are an evidence-based intervention, but little is known about how callers hear about quitlines and whether variations exist by demographics or state. This study assessed trends in “how-heard-abouts” (HHAs) in 38 states.