Daily vitamin C consumption and reported respiratory findings.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001205:Ascorbic Acid / Q000008:administration & dosage / Q000378:metabolism / Q000494:pharmacology* / Q000627:therapeutic use; D002648:Child; D004035:Diet Therapy; D004305:Dose-Response Relationship, Drug; D005260:Female; D006266:Health Education; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged; D009749:Nutrition Surveys; D009747:Nutritional Physiological Phenomena; D012137:Respiratory System / Q000187:drug effects*; D012140:Respiratory Tract Diseases / Q000453:epidemiology* / Q000517:prevention & control; D011795:Surveys and Questionnaires; D013997:Time Factors
D001205:Ascorbic Acid