Randomized Controlled Trial of the Combined Effects of Web and Quitline Interventions for Smokeless Tobacco Cessation

door Danaher, Brian G., Severson, Herbert H., Zhu, Shu-Hong, Andrews, Judy A., Cummins, Sharon E., Lichtenstein, Edward, Tedeschi, Gary J., Hudkins, Coleen, Widdop, Chris, Crowley, Ryann, Seeley, John R.
Gepubliceerd in Internet Interv (2015)