…showed first 75 words of 881 total…

…showed last 75 words of 881 total…twenty years, and the sophistication and diversity of the populations studied have increased greatly in the last decade, much of the research is still generated from a relatively small set of studies that may have limitations. Fundamentally the field needs continued and expanded evaluation of intervention efforts. Especially in the need of good evaluations are community and situational preventing strategies. In addition to fundamental advancements, the field could benefit from further innovations in existing research.