Future Research Needs for Attention Deficit Hyperactivity Disorder Effectiveness of Treatment in At-Risk Preschoolers; Long-Term Effectiveness in All Ages; and Variability in Prevalence, Diagnosis, and Treatment. Future Research Needs Paper No. 9.

Gaynes, B., Christian, R., Saavedra, L., Wines, C., Jonas, D., Viswanathan, M., ... Carey, T. (2012). Future Research Needs for Attention Deficit Hyperactivity Disorder: Effectiveness of Treatment in At-Risk Preschoolers; Long-Term Effectiveness in All Ages; and Variability in Prevalence, Diagnosis, and Treatment. Future Research Needs Paper No. 9. Rockville, MD: Agency for Healthcare.