Cita APA

Tsui, J. I., Herman, D. S., Kettavong, M., Anderson, B. J., & Stein, M. D. (2011). Chronic Pain and Hepatitis C Virus Infection in Opioid Dependent Injection Drug Users.

Chicago Style Citation

Tsui, Judith I., Debra S. Herman, Malyna Kettavong, Bradley J. Anderson, i Michael D. Stein. Chronic Pain and Hepatitis C Virus Infection in Opioid Dependent Injection Drug Users. 2011.

Cita MLA

Tsui, Judith I., et al. Chronic Pain and Hepatitis C Virus Infection in Opioid Dependent Injection Drug Users. 2011.