Name	Info	Provider	Link
	free resource	Atypon	https://www.thepermanentejournal.org/doi/10.7812/TPP/19.236?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub 0pubmed
Opioids and Opioid Use Disorder (OUD)	free resource	MedlinePlus Health Information	https://medlineplus.gov/opioidsandopioidusedisorderoud.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/33482961/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/33482961