Research Article

Oral Calcidiol Is More Effective Than Cholecalciferol Supplementation to Reach Adequate 25(OH)D Levels in Patients with Autoimmune Diseases Chronically Treated with Low Doses of Glucocorticoids: A “Real-Life” Study

Figure 1

25(OH)D levels (ng/mL) throughout the year in patients receiving cholecalciferol or calcidiol or not taking vitamin D (controls).