Name	Info	Provider	Link
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=31509285.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31509285/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/31509285
	subscription/membership/fee required	Wiley	https://doi.org/10.1111/medu.13934
Full text from	free resource	Linkoping University Electronic Press	http://liu.diva-portal.org/smash/get/diva2:1361681/FULLTEXT01.pdf