Abu-Raddad, L. J., Chemaitelly, H., & Butt, A. A. (2021). Effectiveness of the BNT162b2 Covid-19 Vaccine against the B.1.1.7 and B.1.351 Variants. N Engl J Med.
Citación estilo ChicagoAbu-Raddad, Laith J., Hiam Chemaitelly, and Adeel A. Butt. "Effectiveness of the BNT162b2 Covid-19 Vaccine against the B.1.1.7 and B.1.351 Variants." N Engl J Med 2021.
Cita MLAAbu-Raddad, Laith J., Hiam Chemaitelly, and Adeel A. Butt. "Effectiveness of the BNT162b2 Covid-19 Vaccine against the B.1.1.7 and B.1.351 Variants." N Engl J Med 2021.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.