Cita APA

Usman, Z., Velkov, S., Protzer, U., Roggendorf, M., Frishman, D., & Karimzadeh, H. (2020). HDVdb: A Comprehensive Hepatitis D Virus Database. Viruses.

Chicago Style Citation

Usman, Zainab, Stoyan Velkov, Ulrike Protzer, Michael Roggendorf, Dmitrij Frishman, i Hadi Karimzadeh. "HDVdb: A Comprehensive Hepatitis D Virus Database." Viruses 2020.

Cita MLA

Usman, Zainab, et al. "HDVdb: A Comprehensive Hepatitis D Virus Database." Viruses 2020.