Clinical experiences with Vitamin D in a UK hospital Dr David Grimes
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Vitamin D with Dr David Grimes
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Vitamin D Measurement the Key to Change
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The Surprising Link Between Vitamin D and Your Sleep Neurotransmitter Acetylcholine
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Treatment & Toxicity -- Benefits and dangers of supplementing with Vitamin D. Dr Reinhold Vieth
1:26:31
Vitamin D, the study of disease
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How much Vitamin D should I take?
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Lifestyle and Aging:Is Vitamin D the Fountain of Youth? : Full Presentation
1:08:34