Why so many epidemics of childhood mental disorder?

MeSH terms

• Adolescent
• Attention Deficit Disorder with Hyperactivity / diagnosis
• Attention Deficit Disorder with Hyperactivity / drug therapy
• Attention Deficit Disorder with Hyperactivity / epidemiology*
• Autistic Disorder / diagnosis
• Autistic Disorder / drug therapy
• Autistic Disorder / epidemiology*
• Bipolar Disorder / diagnosis
• Bipolar Disorder / drug therapy
• Bipolar Disorder / epidemiology*
• Child
• Epidemics* / statistics & numerical data
• Female
• Humans
• Male