Holick MF. Vitamin D status: measurement, interpretation, and clinical application. Ann Epidemiol. 2009;19:73–78.Article PubMed Google Scholar Wu Z, Malihi Z,...
randomization
Holick MF. Vitamin D status: measurement, interpretation, and clinical application. Ann Epidemiol. 2009;19:73–78.Article PubMed Google Scholar Wu Z, Malihi Z,...
