id	keyword
cord-229937-fy90oebs	model
cord-229937-fy90oebs	time
cord-229937-fy90oebs	pandemic
cord-229937-fy90oebs	parameters
cord-229937-fy90oebs	data
cord-229937-fy90oebs	deaths
cord-229937-fy90oebs	d model
cord-229937-fy90oebs	sir
