Name	Info	Provider	Link
	free resource	BioMed Central	https://jphysiolanthropol.biomedcentral.com/articles/10.1186/s40101-020-00245-7
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/33213514/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/33213514
	subscription/membership/fee required	Medical Online, Meteo Inc	https://www.medicalonline.jp/meteo_linkout.php?issn=1880-6791&volume=39&issue=1&spage=35