HIV anyone? Neither died out, neither endemic. How about ebola? Define significa...

		croes on March 22, 2021 \| parent \| context \| favorite \| on: As U.S. schools shuttered, student mental health c... HIV anyone? Neither died out, neither endemic. How about ebola? Define significant change. The UK strain B 1.1.7 is 40% more infectious and 60% deadlier. The South African strain renders the AstraZeneca vaccine nearly useless.