How to read my vitamin D results in my blood test results? Also, is vitamin D 3000-4000 units a day safe for older adults that are in heart medication and other meds -
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PDF] The Use of 25-hydroxyvitamin D Saliva Test to Replace Vitamin D Serum Blood Test in Healthy People | Semantic Scholar
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Comparison of serum vitamin D 3 levels after a whole-body exposure to 1... | Download Scientific Diagram
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Biomedicines | Free Full-Text | Association of Blood Levels of Vitamin D and Its Binding Protein with Clinical Phenotypes of Multiple Sclerosis
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