Developments as regards maximum visual acuity with age among cockpit crew members.
D000328:Adult; D000367:Age Factors; D000375:Aging; D001251:Astigmatism / Q000453:epidemiology; D006801:Humans; D006956:Hyperopia / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D009216:Myopia / Q000453:epidemiology; D014792:Visual Acuity