Johnson & Johnson says single-dose COVID-19 vaccine will be a "game-changer" - CBS News

1. Johnson & Johnson says single-dose COVID-19 vaccine will be a "game-changer"  CBS News
2. Johnson & Johnson Announces Single-Shot COVID-19 Vaccine | TODAY  TODAY
3. J&J says its Covid vaccine is 66% effective, but the single shot may fall short against variants  CNBC
4. India's Serum applies to conduct local trial for Novavax vaccine - CEO  Yahoo News
5. J&J's COVID-19 vaccine 66% effective in large global trial  Reuters
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