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‘Watershed’ Coronavirus Vaccine Looks to Be 90% Effective in Phase 3 Trial of 43,500 People, Reports Pfizer

[ad_1] The first results of clinical trials involving 43,538 volunteers were announced today that showed a solid 90% success rate in protecting people against coronavirus. As part of Phase 3 testing launched in July by developers Pfizer and BioNTech, participants from diverse backgrounds in six countries:in the United States, Germany, Brazil, Argentina, South Africa and…