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Continue to ChatCovid vaccine: single-dose johnson & johnson jab is 66% effective https://innohealthmagazine.com/2021/newscope/covid-vaccine-single-dose-johnson-johnson-jab-is-66-effective/
Covid vaccine: single-dose johnson & johnson jab is 66% effective https://innohealthmagazine.com/2021/newscope/covid-vaccine-single-dose-johnson-johnson-jab-is-66-effective/