Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0955-2863(10)00086-0
Breastfeeding free resource MedlinePlus Health Information https://medlineplus.gov/breastfeeding.html
Breastfeeding free resource MedlinePlus Consumer Health Information https://medlineplus.gov/breastfeeding.html