Active infection, known human immunodeficiency virus infection, or positive test for hepatitis B surface antigen or hepatitis C. Any known human immunodeficiency virus (HIV) infection, hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection Known hepatitis B surface antigen-positive or known or suspected active hepatitis C infection. Known hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection Known hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection Known hepatitis B surface antigen-positive, or known or suspected active hepatitis C infection. Known hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection Known hepatitis B surface antigen-positive, or known or suspected active hepatitis C infection. Known hepatitis B surface antigen-positive, or known or suspected active hepatitis C infection Known hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection Known hepatitis B surface antigen-positive, or known or suspected active hepatitis C infection Known to be positive for hepatitis B by surface antigen expression; known to have active hepatitis C infection (positive by polymerase chain reaction or on antiviral therapy for hepatitis C within the last months) Known or suspected active hepatitis B or C infection Known hepatitis B surface antigen-positive, or known or suspected active hepatitis C infection Known hepatitis B surface antigen-positive, or known or suspected active hepatitis\r\nC infection Known hepatitis B surface antigen-positive, or known or suspected active hepatitis C infection Patients known to be positive for hepatitis B surface antigen expression or with active hepatitis C infection (positive by polymerase chain reaction or on antiviral therapy for hepatitis C within the last months), or with known human immunodeficiency virus (HIV) infection Known to be positive for hepatitis B by surface antigen expression; known to have active hepatitis C infection (positive by polymerase chain reaction or on antiviral therapy for hepatitis C within the last months) Known hepatitis B surface antigen-positive, known or suspected active hepatitis C infection (testing not required). Patients with known history of hepatitis B surface antigen-positive, or known history or suspected active hepatitis C infection are not to be enrolled in the study Known hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection Patient is known to be hepatitis B surface antigen-positive or has known active hepatitis C infection. Patients who are known hepatitis B surface antigen-positive are not eligible Patients who have known or suspected active hepatitis C infections are not eligible; NOTE: patients who are hepatitis C surface antigen-positive are eligible Known hepatitis B surface antigen-positive, or known or suspected active hepatitis C infection. Patients known to be positive for hepatitis B by surface antigen expression; known to have active hepatitis C infection (positive by polymerase chain reaction or on antiviral therapy for hepatitis C within the last months) known or suspected past hepatitis B infection, Known human immunodeficiency virus (HIV) positive, hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection. Known hepatitis B surface antigen-positive, or known or suspected active hepatitis C infection Ongoing or active infection, known HIV positive, known to be hepatitis B surface antigen-positive or has known or suspected active hepatitis C infection. Known or suspected human immunodeficiency virus (HIV), hepatitis B surface antigen-positive status or known or suspected active hepatitis C infection. Known hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection Patients who are known to be hepatitis B surface antigen positive. Known to be positive for hepatitis B by surface antigen expression; known to have active hepatitis C infection (positive by polymerase chain reaction or on antiviral therapy for hepatitis C within the last months); known to be active cytomegalovirus (CMV) infection or herpes zoster infection Subject with known hepatitis B surface antigen (HBsAg) positive status; or known or suspected active hepatitis C infection; or known human immunodeficiency virus (HIV) positive. Known hepatitis B surface antigen positive or known or suspected active hepatitis C infection. Known to be positive for hepatitis B by surface antigen expression Known human immunodeficiency virus (HIV) positive or hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection Known hepatitis B surface antigen-positive, or known or suspected active hepatitis C infection Known active hepatic disease (known hepatic cirrhosis, hepatitis B surface antigen positive status, or suspected active hepatitis C infection) Known active hepatic disease (known hepatic cirrhosis, hepatitis B surface antigen positive status, or suspected active hepatitis C infection) Known human immunodeficiency virus (HIV) positive, hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection Has Known human immunodeficiency virus (HIV) positive, hepatitis B surface antigen-positive status, or known or suspected active hepatitis C infection Patient has known or suspected HIV, positive for hepatitis B or is known or suspected to have active hepatitis C infection. Known HIV positive, hepatitis B surface antigen positive or known or suspected active hepatitis C infection. Known hepatitis B surface antigen positive, or known or suspected active hepatitis C infection. Known hepatitis B surface antigen-positive or known or suspected active hepatitis C infection (testing not required).