Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0163445303001282
Infections and Pregnancy free resource MedlinePlus Health Information https://medlineplus.gov/infectionsandpregnancy.html
Cytomegalovirus Infections free resource MedlinePlus Consumer Health Information https://medlineplus.gov/cytomegalovirusinfections.html