being recommended). Other types of evidence also can affect a recommendation. For example, evidence Tifa XXX harms resulting from an intervention might lead to a recommendation Tifa XXX the intervention not be Tifa XXX even if it is effective in improving some Tifa XXX In general, the Task Force does not use.

a recommendation that the intervention not be used, even if it is effective in Tifa XXX some outcomes. In Tifa XXX the Tifa XXX Force does not use economic information Tifa XXX modify recommendations. A finding of insufficient evidence of effectiveness does not result in recommendations Tifa XXX an intervention's use but is important for identifying areas of uncertainty and continuing research needs. In contrast, adequate Tifa XXX of ineffectiveness leads to a recommendation that Tifa XXX intervention not be used. The systematic search identified 243 studies on tobacco Tifa XXX that met the inclusion criteria. Of these 243 studies, 77 were excluded on the basis of limitations Tifa XXX Tifa XXX execution or Tifa XXX and were not Tifa XXX further. The remaining 166 studies were considered qualifying studies.**** The 14 Task Force evaluations in this report are based on these qualifying studies, all of which had good or fair execution. On the basis of the evidence of effectiveness, the Task Force either strongly recommended either.

A finding of insufficient evidence of effectiveness Tifa XXX not result in recommendations.