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=9668426.ui
subscription/membership/fee required Wiley https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0077-8923&date=1998&volume=846&spage=365
Drug Use and Addiction free resource MedlinePlus Consumer Health Information https://medlineplus.gov/druguseandaddiction.html