Name	Info	Provider	Link
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S1936-8798(19)32366-0
Angina	free resource	MedlinePlus Health Information	https://medlineplus.gov/angina.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31709984/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/31709984
Full text from	free resource	Enlighten: Publications, University of Glasgow	https://eprints.gla.ac.uk/202829