Name	Info	Provider	Link
Arrhythmia	free resource	MedlinePlus Health Information	https://medlineplus.gov/arrhythmia.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=31205097.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31205097/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/31205097
	subscription/membership/fee required	Wolters Kluwer	https://doi.org/10.1097/CM9.0000000000000239