[On the campaign against influenza in the field of industrial hygiene].
D035843:Biomedical Research; D004396:Coloring Agents; D006801:Humans; D007251:Influenza, Human / Q000517:prevention & control*; D016272:Occupational Health; D009787:Occupational Medicine
D004396:Coloring Agents
INDUSTRIAL MEDICINE; INFLUENZA/prevention and control