APA (7th ed.) Citation

WC, T., JYJ, T., JSJ, L., RYC, T., ARYB, L., FL, L., . . . KB, T. (2023). COVID-19 Severity and Waning Immunity After up to 4 mRNA Vaccine Doses in 73 608 Patients With Cancer and 621 475 Matched Controls in Singapore: A Nationwide Cohort Study. JAMA oncology, 9(9), 1221. https://doi.org/10.1001/jamaoncol.2023.2271

Chicago Style (17th ed.) Citation

WC, Tan, et al. "COVID-19 Severity and Waning Immunity After Up to 4 MRNA Vaccine Doses in 73 608 Patients With Cancer and 621 475 Matched Controls in Singapore: A Nationwide Cohort Study." JAMA Oncology 9, no. 9 (2023): 1221. https://doi.org/10.1001/jamaoncol.2023.2271.

MLA (9th ed.) Citation

WC, Tan, et al. "COVID-19 Severity and Waning Immunity After Up to 4 MRNA Vaccine Doses in 73 608 Patients With Cancer and 621 475 Matched Controls in Singapore: A Nationwide Cohort Study." JAMA Oncology, vol. 9, no. 9, 2023, p. 1221, https://doi.org/10.1001/jamaoncol.2023.2271.