TY - BOOK AU - Usgaonkar, Tosha TI - Prevalence of delta antigen in fulminant hepatitis cases U1 - 616.3623 PY - 1993/// KW - Microbiology KW - Hepatitis, Viral; Hepatitis B surface antigens; Hepatitis B virus N1 - Virology; Immunology & Serology; Hepatology & Liver Diseases; Epidemiology & Public Health | Viral Hepatitis ER -