Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0306-4603(98)00039-2
Child Behavior Disorders free resource MedlinePlus Health Information https://medlineplus.gov/childbehaviordisorders.html
Drug Use and Addiction free resource MedlinePlus Consumer Health Information https://medlineplus.gov/druguseandaddiction.html