Vitamin C and respiratory infections.
D000257:Adenoviridae Infections / Q000517:prevention & control; D000328:Adult; D001205:Ascorbic Acid / Q000627:therapeutic use*; D005069:Evaluation Studies as Topic; D006801:Humans; D007251:Influenza, Human / Q000517:prevention & control; D008297:Male; D012141:Respiratory Tract Infections / Q000517:prevention & control*; D013997:Time Factors
D001205:Ascorbic Acid