Mokhtare, Marjan, Ahmad Zeidabadi, Mansour Bahardoust, Saeid Safari, Mitra Barati, Shahram Agah, and Mahsa Motavaf. “The Efficacy of Adding Vitamin B12 to Pegylated Interferon and Ribavirin Treatment in Hepatitis C Virus Patients Regarding the Host and Viral Prognostic Factors”. Biomedical Research and Therapy 6, no. 2 (February 28, 2019): 3016-3026. Accessed July 4, 2022. http://www.bmrat.org/index.php/BMRAT/article/view/524.