Citação norma APA

Munn, Z., Twaddle, S., Service, D., Harrow, E., Okwen, P. M., Schünemann, H., & Vandvik, P. O. (2020). Developing Guidelines Before, During, and After the COVID-19 Pandemic. Ann Intern Med.

Citação norma Chicago

Munn, Zachary, Sara Twaddle, Duncan Service, Elaine Harrow, Patrick Mbah Okwen, Holger Schünemann, and Per Olav Vandvik. "Developing Guidelines Before, During, and After the COVID-19 Pandemic." Ann Intern Med 2020.

Citação norma MLA

Munn, Zachary, et al. "Developing Guidelines Before, During, and After the COVID-19 Pandemic." Ann Intern Med 2020.

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