Screening for ophthalmic conditions.
D000368:Aged; D000550:Amblyopia / Q000175:diagnosis; D002648:Child; D002675:Child, Preschool; D003117:Color Vision Defects / Q000175:diagnosis; D005128:Eye Diseases / Q000175:diagnosis*; D005260:Female; D005901:Glaucoma / Q000175:diagnosis; D006801:Humans; D007429:Intraocular Pressure; D008297:Male; D008403:Mass Screening; D008875:Middle Aged; D013285:Strabismus / Q000175:diagnosis; D014786:Vision Disorders / Q000175:diagnosis*