APA (7th ed.) Citation

Sun, T. (2021). Local Covid vaccine research in 'proof of concept' stage.

Chicago Style (17th ed.) Citation

Sun, The. Local Covid Vaccine Research in 'Proof of Concept' Stage. 2021.

MLA (9th ed.) Citation

Sun, The. Local Covid Vaccine Research in 'Proof of Concept' Stage. 2021.

Warning: These citations may not always be 100% accurate.