SeyedAhmad SeyedAlinaghi1, Maryam Ghadimi2, Mahboubeh Hajiabdolbaghi1, Mehrnaz Rasoolinejad1, Ladan Abbasian1, Malihe Hassan Nezhad3, SeyedAli Dehghan Manshadi1, Fatemeh Ghadimi1, Zahra Ahmadinejad4. 1. Iranian Research Center for HIV/AIDS, Iranian Institute for Reduction of High-Risk Behaviors, Tehran University ofzzm321990Medical Sciences, Tehran, Iran 2. Russell H. Morgan Department of Radiology and Radiological Sciences, Johns Hopkinszzm321990University School of Medicine, 600 N Wolfe St, Room 143, Baltimore, MD 21287, USA 3. Department of Infectious Diseases, Tehran University of Medical Sciences, Tehran, Iran 4. Liver Transplantation Research Center, Department of Infectious Diseases, Imam Khomeini Hospital Complex, Tehran University of Medical Sciences, Tehran, Iran