[Management and improvement of industrial hygiene in coal industry].
D003031:Coal; D019468:Disease Management; D006801:Humans; D007221:Industry; D008906:Mining; D016272:Occupational Health
D003031:Coal
INDUSTRIAL HYGIENE; MINING
OPATRENI k podstatnému zlepseni zdravotní péce o delníky v uhelném průmyslu.