Dyfyniad APA

Altmann, D. M., Douek, D. C., & Boyton, R. J. (2020). What policy makers need to know about COVID-19 protective immunity. Lancet.

Dyfyniad Arddull Chicago

Altmann, Daniel M., Daniel C. Douek, and Rosemary J. Boyton. "What Policy Makers Need to Know About COVID-19 Protective Immunity." Lancet 2020.

Dyfyniad MLA

Altmann, Daniel M., Daniel C. Douek, and Rosemary J. Boyton. "What Policy Makers Need to Know About COVID-19 Protective Immunity." Lancet 2020.

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