[Studies on the abdominal sonographical screening examination--with special reference in relation to aging and metabolic abnormalities].
D000005:Abdomen / Q000473:pathology*; D000328:Adult; D000368:Aged; D000375:Aging; D005234:Fatty Liver / Q000453:epidemiology; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D008659:Metabolic Diseases / Q000453:epidemiology*; D008875:Middle Aged; D014463:Ultrasonography