Research Article
Serum Ghrelin and Leptin Concentrations in Patients with Major Depressive Disorder before and after Supplementation with Vitamin D3
| Total score | Levels of depression |
| 1–10 | Considered normal. | 11–17 | Mild mood disturbance. | 18–21 | Borderline clinical depression. | 22–31 | Moderate depression. | 32–40 | Severe depression. | Over 40 | Extreme depression. |
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