they should mention it in headline itself that this volunteer didn't received any covid vaccine. only 50% volunteers gets actual covid vaccine, rest gets meningitis vaccine..
Its not clear whether vaccine's are really working or not or whether they are safe or not.
Five South Koreans die after getting flu shots, sparking vaccine fears Authorities said there was no reason to believe the deaths were linked to the vaccine but an investigation, including post mortems, was underway.