TY  - RPRT
TI  - L-Ascorbic acid and D-isoascorbic acid in a common cold survey.
AU  - K M Clegg
AU  - J M Macdonald
PY  - 1975
DO  - 10.1093/ajcn/28.9.973
UR  - https://pubmed.ncbi.nlm.nih.gov/1099894/
ID  - 1099894
ER  -