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Causes of Vitamin D Deficiency The two main reasons for vitamin D deficiency are: Insufficient intake or sunlight exposure : Not getting enough vitamin D through diet or sunlight
Serum potassium levels should be monitored during the first 48 hours of treatment in patients with pernicious anemia
You can get these amounts from taking dietary supplements like multivitamins, B12 supplementation including sublingual tablets, or by eating certain foods rich in vitamin B12
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