title: A controlled clinical trial of ascorbic acid for the common cold.
mesh_terms: D001205:Ascorbic Acid / Q000008:administration & dosage / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D003139:Common Cold / Q000188:drug therapy* / Q000517:prevention & control; D006801:Humans; D010919:Placebos; D011584:Psychology; D013223:Statistics as Topic; D013649:Taste; D013997:Time Factors
chemical_list: D010919:Placebos; D001205:Ascorbic Acid