According to estimates by the American Psychiatric Association, attention deficit/hyperactivity disorder (ADHD) has been diagnosed in percent of U.S. school children.

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The American Psychiatric Association estimates that ADHD has been diagnosed in about 3 to 7 percent of U.S. school children, reflecting the most commonly accepted range in the medical community.

According to Estimates by the American Psychiatric Association, Attention Deficit/hyperactivity