Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0031-9384(08)00280-1
Teen Development free resource MedlinePlus Health Information https://medlineplus.gov/teendevelopment.html
subscription/membership/fee required ClinicalKey https://www.clinicalkey.com/content/playBy/pii?v=S0031-9384(08)00280-1