Name Info Provider Link
Health Problems in Pregnancy free resource MedlinePlus Health Information https://medlineplus.gov/healthproblemsinpregnancy.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=32498092.ui
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/32498092/
subscription/membership/fee required Georg Thieme Verlag Stuttgart, New York https://www.thieme-connect.com/DOI/DOI?10.1055/s-0040-1712513
free resource Europe PubMed Central https://europepmc.org/abstract/MED/32498092