title: [Clinical characteristics of elderly patients].
authors.forename: M
authors.initials: M
authors.lastname: Harasawa
mesh_terms: D000203:Activities of Daily Living; D000367:Age Factors; D000368:Aged; D000369:Aged, 80 and over; D002318:Cardiovascular Diseases / Q000453:epidemiology*; D002493:Central Nervous System Diseases / Q000453:epidemiology*; D005260:Female; D006760:Hospitalization; D006801:Humans; D007564:Japan / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D012140:Respiratory Tract Diseases / Q000453:epidemiology*