1. Effect of Human Immunodeficiency Virus and Antiretrovirals on Outcomes of Hepatitis C: A Systematic Review From an Epidemiologic Perspective 
Jennifer R. Kramer, Thomas P. Giordano, Hashem B. El–Serag 
Clinical Gastroenterology and Hepatology 
Volume 5, Issue 11, Pages e7 (November 2007)
DOI: /j.cgh
Copyright © 2007 AGA Institute Terms and Conditions

2. Figure 1
Temporal change in the frequency of studies published on the effect of HIV and/or ART on HCV disease progression from 1993 to 2005.
Clinical Gastroenterology and Hepatology 2007 5, e7DOI: ( /j.cgh )
Copyright © 2007 AGA Institute Terms and Conditions