Name	Info	Provider	Link
	free resource	J-STAGE, Japan Science and Technology Information Aggregator, Electronic	https://doi.org/10.1298/ptr.E10057
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/34532206/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/34532206
	subscription/membership/fee required	Medical Online, Meteo Inc	https://www.medicalonline.jp/meteo_linkout.php?essn=2189-8448&volume=24&issue=2&spage=112