'Welcome to Medicare' examinations.
D005128:Eye Diseases / Q000175:diagnosis* / Q000517:prevention & control / Q000628:therapy*; D006801:Humans; D006278:Medicare; D010808:Physical Examination; D011314:Preventive Health Services; D014481:United States; D014786:Vision Disorders / Q000175:diagnosis* / Q000517:prevention & control / Q000628:therapy*