Name	Info	Provider	Link
Free full text from BORIS	free resource	Bern Open Repository and Information System	https://boris.unibe.ch/id/eprint/149028
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S2352-6440(20)30027-3
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/32322652/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/32322652