DOI:
10.1055/s-00000135
Deutsche Heilpraktiker-Zeitschrift
LinksClose Window
References
Ginde AA. et al Association between serum 25-hydroxy vitamin D level and upper respiratory tract infection in the Third National Health and Nutrition Examination Survey.
Arch Intern Med. 2009;
169: 384-390
We do not assume any responsibility for the contents of the web pages of other providers.