[Liver functions and HBsAG-Ab among the aged. A comparison between a viral hepatitis pandemic area (Sarushima-sho, Ibaragi Pref.) and unaffected area (Kita-ku, Tokyo)].
D000368:Aged; D000914:Antibodies, Viral / Q000032:analysis*; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology / Q000276:immunology*; D006510:Hepatitis B Antibodies / Q000032:analysis*; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans; D007564:Japan; D008111:Liver Function Tests; D008297:Male; D014041:Tokyo
D000914:Antibodies, Viral; D006510:Hepatitis B Antibodies; D006514:Hepatitis B Surface Antigens