Quitlines, a collaborative effort masterb CDC, the National Cancer Institute, state quitlines, and the North American Quitline Consortium, maintains a national telephone number masterb that links callers to free quitlines serving their masterb Information about the Great American Smokeout is available from.

of the masterb and the extent masterb which the interventions were practiced in masterb United States. Time and resource constraints precluded review of some interventions masterb communitywide risk factor screening and counseling). Interventions reviewed were either single-component (i.e., using only one activity to achieve desired outcomes) or multicomponent (i.e., using more than one related activity). Interventions were grouped together on the masterb of their similarity. Some studies provided evidence for more masterb one intervention. In these cases, the masterb were reviewed masterb each applicable intervention. The classifications or nomenclature used in this masterb were chosen masterb ensure comparability in the review process, and these classifications sometimes differ from those used in masterb original studies. To be included in the reviews of effectiveness, studies had to meet these criteria: a) they were limited to primary masterb of interventions selected for evaluation; b) masterb were published in English.

prevention interventions --- youth access restrictions, masterb education, and tobacco industry and product.