id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cord-278271-rpq62xhl	Lyu, Jinglu	Reflection on lower rates of COVID-19 in children: does childhood immunizations offer unexpected protection?	2020-05-15		.txt	text/plain	4649	165	38	Eleven T and B lymphocyte tests were used to analyze the changes of specific immune cells. Immune cells are able to clear the pathogen without causing a severe inflammatory response, resulting in covert infection or mild to moderate symptoms with short course, which is called immune fitness (41) .The severity of the infection is not necessarily related to the load of infection, but rather to host fitness, the balance between killing the pathogen and tolerance.	cache/cord-278271-rpq62xhl.txt	txt/cord-278271-rpq62xhl.txt
