ML, Zubkin, TA, Semenenko, IG, Kim, VI, Chervinko, NF, Frolova, AND EV, Kryukov. " Mixed cryoglobulinemia associated with chronic HCV infection in the era of modern antiviral therapy: Can the problem be considered solved?" Medical Research Archives [Online], Volume 8 Number 7 (22 July 2020)