Name	Info	Provider	Link
	free resource	BioMed Central	https://ctajournal.biomedcentral.com/articles/10.1186/s13601-020-00323-0
Free full text from BORIS	free resource	Bern Open Repository and Information System	https://boris.unibe.ch/id/eprint/150231
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=32499909.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/32499909/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/32499909