Vitamin D Level Above 55 ng/mL Cuts Infection Rate by 47% | 維生素 D 水平高於 55 ng/mL 可將感染率降低 47%
Analysis by Dr. Joseph MercolaFact Checked December 07, 2021 Download PDF STORY AT-A-GLANCE Based on data from 191,779 American patients, people with a …