Cluster 277: hcv hepatitis hbv infection active viral virus chronic load known Cluster 484: hepatitis virus hbv hcv infection active known chronic positive patients Cluster 641: virus hepatitis hcv hbv hiv immunodeficiency human infection known active Cluster 1014: antiviral infection chronic hepatitis requiring active therapy current hiv immunodeficiency Cluster 1359: virus hepatitis seropositive hcv hbv hiv immunodeficiency human viral known Cluster 1384: hbv hcv infection hiv active known htlv history deficiency disease Cluster 2114: hbv hcv virus hepatitis infection cleared known hiv chronic immunodeficiency