Blindness: the physician's role in prevention.
D000328:Adult; D000368:Aged; D001766:Blindness / Q000209:etiology / Q000517:prevention & control*; D002386:Cataract / Q000175:diagnosis; D003930:Diabetic Retinopathy / Q000628:therapy; D005128:Eye Diseases / Q000628:therapy*; D005131:Eye Injuries / Q000628:therapy; D005901:Glaucoma / Q000175:diagnosis / Q000628:therapy; D006801:Humans; D007239:Infections / Q000628:therapy; D008875:Middle Aged; D013285:Strabismus / Q000175:diagnosis / Q000628:therapy