Name	Info	Provider	Link
	free resource	J-STAGE, Japan Science and Technology Information Aggregator, Electronic	https://doi.org/10.1248/cpb.c22-00345
COVID-19 (Coronavirus Disease 2019)	free resource	MedlinePlus Health Information	https://medlineplus.gov/covid19coronavirusdisease2019.html
	subscription/membership/fee required	Medical Online, Meteo Inc	https://www.medicalonline.jp/meteo_linkout.php?issn=0009-2363&volume=70&issue=10&spage=679