[A ophthalmological survey of aged in a Japanese town (Nambu-cho, Yamanashi Pref.)].
D000367:Age Factors; D000368:Aged; D002386:Cataract / Q000453:epidemiology; D003316:Corneal Diseases / Q000453:epidemiology; D005128:Eye Diseases / Q000453:epidemiology*; D005260:Female; D005901:Glaucoma / Q000453:epidemiology; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D012164:Retinal Diseases / Q000453:epidemiology; D014792:Visual Acuity