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A comment on Vitamin D supplementation to prevent acute respiratory tract infections (2017). Parent comment

Re:Vitamin D supplementation to prevent acute respiratory tr... by v77 on Monday March 02, 2020 @09:45AM (#22464811)
Most people in North America are not from northern latitudes genetically unless we are talking about the UK and Germany and even then..
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Re:Vitamin D supplementation to prevent acute respiratory tr... by orasis on Monday March 02, 2020 @10:18AM (#22465061)
Huh? Europe is generally populated further north than North America is.
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