HIV-1 superinfection.

MLA

Waters, Laura, and Erasmus Smit. “HIV-1 Superinfection.” Current Opinion in Infectious Diseases, vol. 25, no. 1, Feb. 2012, pp. 42–50. EBSCOhost, https://doi.org/10.1097/QCO.0b013e32834ef5af.

APA

Waters, L., & Smit, E. (2012). HIV-1 superinfection. Current Opinion in Infectious Diseases, 25(1), 42–50. https://doi.org/10.1097/QCO.0b013e32834ef5af

Chicago

Waters, Laura, and Erasmus Smit. 2012. “HIV-1 Superinfection.” Current Opinion in Infectious Diseases 25 (1): 42–50. doi:10.1097/QCO.0b013e32834ef5af.