Studies related to Influenza Risk and Vitamin D

Vitamin D Supplementation Did Not Prevent Influenza-like Illness As Diagnosed Retrospectively By Questionnaires In Subjects Participating In Randomized Clinical Trials

Effect None
Trial Design Cohort
Trial Length n/a
Number of Subjects 569
Sex n/a
Notes for this study:
Based on retroactive questionnaires in adults undergoing randomized controlled trials. Averaged 1111-6800IU/d.

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