[INDICATIONS FOR EXEMPTION FROM NIGHT WORK IN DISEASES OR DEFECTS OF THE VISUAL APPARATUS].
D003604:Czechoslovakia; D006801:Humans; D009787:Occupational Medicine; D009885:Ophthalmology; D014830:Vocational Guidance
CZECHOSLOVAKIA; INDUSTRIAL MEDICINE; OPHTHALMOLOGY; VOCATIONAL GUIDANCE
INDIKACE K OSVOBOZEN'I OD NO CN'ICH SM EN PRO ONEMOCN EN'I NEBO VADU ZRAKOV'EHO 'USTROJ'I.