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Amazon.com: Bronson Vitamin K2 (MK7) with D3 Supplement Non-GMO Formula 5000 IU Vitamin D3 & 90 mcg Vitamin K2 MK-7 Easy to Swallow Vitamin D & K Complex, 120 Capsules : Health
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Mega-dosing vitamin D: Doctor-prescribed 50,000 IU vitamin D may be right for some patients – Hartford Courant
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