[PROBLEMS REGARDING SEVERAL TRACE ELEMENTS].
D006801:Humans; D017895:Manganese Compounds; D009787:Occupational Medicine; D012140:Respiratory Tract Diseases; D013431:Sulfates; D014131:Trace Elements; D019287:Zinc Sulfate
D017895:Manganese Compounds; D013431:Sulfates; D014131:Trace Elements; D019287:Zinc Sulfate; C039798:manganese sulfate
INDUSTRIAL MEDICINE; RESPIRATORY TRACT DISEASES; TRACE ELEMENTS
PROBLEMEN ROND ENKELE SPORENELEMENTEN.