[Effect of long-term administration of vitamin C on absenteeism in coal miners and ironmasters].
D000041:Absenteeism; D000208:Acute Disease; D001205:Ascorbic Acid / Q000008:administration & dosage* / Q000627:therapeutic use; D003032:Coal Mining; D004032:Diet; D006801:Humans; D007251:Influenza, Human / Q000188:drug therapy; D009784:Occupational Diseases / Q000517:prevention & control*; D012140:Respiratory Tract Diseases / Q000188:drug therapy; D012621:Seasons; D013997:Time Factors
D001205:Ascorbic Acid
Wpływ długotrwałego stosowania witaminy C na absencje wywołana niektórymi chorobami u górników i hutników.