[OPHTHALMOLOGICAL PROBLEMS IN PHYSICAL EXAMINATIONS OF DUTCH RAILROAD WORKERS].
D005006:Ethnicity; D006801:Humans; D009426:Netherlands; D009787:Occupational Medicine; D009885:Ophthalmology; D010808:Physical Examination; D011890:Railroads; D014787:Vision Tests
INDUSTRIAL MEDICINE; NETHERLANDS; PHYSICAL EXAMINATION; RAILROADS; VISION TESTS
OOGHEELKUNDIGE ONDERWERPEN BIJ HET KEUREN BIJ N.S.