APA (7th ed.) Citation

Liu, T., He, Z., Huang, J., Yan, N., Chen, Q., Huang, F., . . . Ming, W. (2021). A Comparison of Vaccine Hesitancy of COVID-19 Vaccination in China and the United States. Vaccines (Basel), 9(6), 649. https://doi.org/10.3390/vaccines9060649

Chicago Style (17th ed.) Citation

Liu, Taoran, et al. "A Comparison of Vaccine Hesitancy of COVID-19 Vaccination in China and the United States." Vaccines (Basel) 9, no. 6 (2021): 649. https://doi.org/10.3390/vaccines9060649.

MLA (9th ed.) Citation

Liu, Taoran, et al. "A Comparison of Vaccine Hesitancy of COVID-19 Vaccination in China and the United States." Vaccines (Basel), vol. 9, no. 6, 2021, p. 649, https://doi.org/10.3390/vaccines9060649.