L. Yazdani, M. Ravanshad, Z. Khanlari, S. D. Mousavi Nasab, N. A. Ahmadi, and M. Imanzad, “Prevalence of GBV-C among Iranian HBV positive patients using PCR-RFLP technique”, Gastroenterol Hepatol Bed Bench, vol. 6, no. Supplement 1, pp. Gastroenterol Hepatol Bed Bench 2013;6(Suppl.1):S70–S76, Oct. 2013.