Irfan, Muhammad, Zahid Anwer, Muhammad Naveed, Hafsa Ayub, and Maryam Amman. “HCV Genotypes and Risk Factors; Current Scenario in Pakistan”. PSM Biological Research 1, no. S 1 (August 30, 2016): S1-S5. Accessed November 24, 2020. https://journals.psmpublishers.org/index.php/biolres/article/view/24.