Agence France-Presse. (2022). Booster efficacy wanes by fourth month: US study. Philippine Star.
Chicago Style (17th ed.) CitationAgence France-Presse. "Booster Efficacy Wanes by Fourth Month: US Study." Philippine Star 2022.
MLA (9th ed.) CitationAgence France-Presse. "Booster Efficacy Wanes by Fourth Month: US Study." Philippine Star, 2022.
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