id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cord-260267-nau9kayk	Ren, Lili	Human parainfluenza virus type 4 infection in Chinese children with lower respiratory tract infections: A comparison study	2011-06-01		.txt	text/plain	2015	101	50	Although HPIV-4 has been associated with mild ARTIs for years, recent investigations have also associated HPIV-4 infection with severe respiratory syndromes and with outbreaks of ARTIs in children. The median patient age was 20 months for HPIV-4 infections and 7–11 months for HPIV-1, -2, and -3 infections, but the clinical manifestations did not differ significantly between HPIV-1, -2, -3, and -4 infections.	cache/cord-260267-nau9kayk.txt	txt/cord-260267-nau9kayk.txt
