APA (7th ed.) Citation

Yu, A. S., Cheung, R. C., & Keeffe, E. B. (2006). Hepatitis B vaccines. Infectious disease clinics of North America, 20(1), 27. https://doi.org/10.1016/j.idc.2006.01.004

Chicago Style (17th ed.) Citation

Yu, Andy S., Ramsey C. Cheung, and Emmet B. Keeffe. "Hepatitis B Vaccines." Infectious Disease Clinics of North America 20, no. 1 (2006): 27. https://doi.org/10.1016/j.idc.2006.01.004.

MLA (9th ed.) Citation

Yu, Andy S., et al. "Hepatitis B Vaccines." Infectious Disease Clinics of North America, vol. 20, no. 1, 2006, p. 27, https://doi.org/10.1016/j.idc.2006.01.004.