Cita APA

Wei, W. E., Li, Z., Chiew, C. J., Yong, S. E., Toh, M. P., & Lee, V. J. (2020). Presymptomatic Transmission of SARS-CoV-2 — Singapore, January 23–March 16, 2020. MMWR Morb Mortal Wkly Rep.

Chicago Style Citation

Wei, Wycliffe E., Zongbin Li, Calvin J. Chiew, Sarah E. Yong, Matthias P. Toh, i Vernon J. Lee. "Presymptomatic Transmission of SARS-CoV-2 — Singapore, January 23–March 16, 2020." MMWR Morb Mortal Wkly Rep 2020.

Cita MLA

Wei, Wycliffe E., et al. "Presymptomatic Transmission of SARS-CoV-2 — Singapore, January 23–March 16, 2020." MMWR Morb Mortal Wkly Rep 2020.