Citação norma APA

Liu, A. Y. (2021). How important is the second dose of the COVID-19 mRNA vaccine? J Allergy Clin Immunol Pract.

Citação norma Chicago

Liu, Anne Y. "How Important Is the Second Dose of the COVID-19 MRNA Vaccine?" J Allergy Clin Immunol Pract 2021.

Citação norma MLA

Liu, Anne Y. "How Important Is the Second Dose of the COVID-19 MRNA Vaccine?" J Allergy Clin Immunol Pract 2021.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.