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senectus1
on Nov 13, 2020
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Vitamin D Supplementation Improves Cognitive Funct...
Doctors in Australia recommend approximately 15 mins of sunshine a day in Australia.
This is pretty easy to achieve, even in winter, for us... and is unlikely to "lead to skin cancer"
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This is pretty easy to achieve, even in winter, for us... and is unlikely to "lead to skin cancer"