Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/B978-0-444-64148-9.00013-2
Attention Deficit Hyperactivity Disorder	free resource	MedlinePlus Health Information	https://medlineplus.gov/attentiondeficithyperactivitydisorder.html