Name Info Provider Link
free resource BioMed Central https://bmcpregnancychildbirth.biomedcentral.com/articles/10.1186/s12884-021-04171-z
Prenatal Care free resource MedlinePlus Health Information https://medlineplus.gov/prenatalcare.html
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/34702195/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/34702195