Name	Info	Provider	Link
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S2213-1582(19)30402-4
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31722288/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/31722288
	subscription/membership/fee required	ClinicalKey	https://www.clinicalkey.com/content/playBy/pii?v=S2213-1582(19)30402-4
Full text from	free resource	White Rose Research Online	https://eprints.whiterose.ac.uk/153698/