title: Australia antigen in viral hepatitis among Egyptian children.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D004796:Clinical Enzyme Tests; D003168:Complement Fixation Tests; D004534:Egypt; D005260:Female; D006506:Hepatitis A / Q000175:diagnosis / Q000453:epidemiology / Q000276:immunology*; D006511:Hepatitis B Antigens / Q000302:isolation & purification*; D006801:Humans; D008297:Male
chemical_list: D006511:Hepatitis B Antigens