Cita APA

Al-Tawfiq, J. A., & Memish, Z. A. (2019). The Hajj 2019 Vaccine Requirements and Possible New Challenges. J Epidemiol Glob Health.

Chicago Style Citation

Al-Tawfiq, Jaffar A., i Ziad A. Memish. "The Hajj 2019 Vaccine Requirements and Possible New Challenges." J Epidemiol Glob Health 2019.

Cita MLA

Al-Tawfiq, Jaffar A., i Ziad A. Memish. "The Hajj 2019 Vaccine Requirements and Possible New Challenges." J Epidemiol Glob Health 2019.