id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cord-281354-sa27k8o3	Takahashi, Harutaka	Role of Latent Tuberculosis Infections in Reduced COVID-19 Mortality: Evidence from an Instrumental Variable Method Analysis	2020-08-26		.txt	text/plain	1441	73	43	A survey of key unpublished and published data regarding the association between BCG vaccination and COVID-19 mortality was conducted, and concluded that there was a lack of evidence to support a protective effect of BCG against COVID-19 This effect has been attributed to innate immune responses induced by BCG vaccination.	cache/cord-281354-sa27k8o3.txt	txt/cord-281354-sa27k8o3.txt
