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Amazon.com: Nextdia Vitamin D3 20,000 IU + K2(MK7) 200mcg-Optimal Vitamin D3 & K2-Support Strong Bones & Muscle, Calcium Absorption & Immune Health, Helping Vitamin D Deficiencies, Easy to Swallow, (Pack of 2) :
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Amazon.com: Daily Manufacturing Vitamin D3 800 IU (20 mcg) 120 Vegetarian Capsules : Health & Household
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Nutrients | Free Full-Text | High-Dose Vitamin D Supplementation Significantly Affects the Placental Transcriptome
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