TY - GEN AU - Samuel,I AU - Sellassie,M G AU - Bocina,B TI - Hepatitis associated antigen (HAA) in liver disease in Ethiopia SN - 0014-1755 PY - 1975///0718 KW - Adolescent KW - Adult KW - Aged KW - Child KW - Child, Preschool KW - Ethiopia KW - Female KW - Hepatitis A KW - epidemiology KW - Hepatitis B Antigens KW - isolation & purification KW - Humans KW - Male KW - Middle Aged N1 - Publication Type: Journal Article ER -