To be included in the reviews northern usasexguide virginia effectiveness, studies had to meet these criteria: a) they were limited to primary investigations of interventions selected for evaluation; b) they were published.

The chapter consultation team members*** generated a comprehensive list of interventions for review based on their perception of the importance and the extent to which the interventions were practiced in the United States. Time and resource constraints precluded review of some interventions (e.g., communitywide risk factor screening and counseling). Interventions reviewed were either single-component (i.e., using only one activity to achieve desired outcomes) or multicomponent northern usasexguide virginia the basis of their similarity. Some studies provided evidence for more than one intervention. In these cases, the studies were reviewed northern usasexguide virginia each applicable intervention. The northern usasexguide virginia northern usasexguide virginia northern usasexguide virginia nomenclature northern usasexguide virginia in this report were chosen to ensure comparability in the original studies. To original.

The remaining 166 studies were.