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"A Treatment Algorithm for the Management of Chronic Hepatitis B Virus Infection in the United States: 2015 Update". Clinical Gastroenterology and Hepatology. 13 (12): 2071-87.e16. November 2015. doi:10.1016/j.cgh.2015.07.007. PMID26188135.
"Antiretroviral pre-exposure prophylaxis (PrEP) for preventing HIV in high-risk individuals". The Cochrane Database of Systematic Reviews. 7 (7): CD007189. July 2012. doi:10.1002/14651858.CD007189.pub3. PMID22786505.