title: [Observation on the fundus among healthy Tibetans on the Qinghai plateau].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000531:Altitude; D002648:Child; D002681:China; D005260:Female; D005654:Fundus Oculi; D006801:Humans; D008297:Male; D008875:Middle Aged; D012164:Retinal Diseases / Q000453:epidemiology; D012166:Retinal Hemorrhage / Q000453:epidemiology; D012171:Retinal Vessels / Q000473:pathology