Name	Info	Provider	Link
Twins, Triplets, Multiple Births	free resource	MedlinePlus Health Information	https://medlineplus.gov/twinstripletsmultiplebirths.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=34941003.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/34941003/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/34941003
	free resource	Wiley	https://onlinelibrary.wiley.com/doi/10.1002/uog.24839
Common Infant and Newborn Problems	free resource	MedlinePlus Consumer Health Information	https://medlineplus.gov/commoninfantandnewbornproblems.html