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@JuanCIvancevich A 100 mg increase in vit C intake per day is associated w/an approximately 10–50 ml increase in FEV1. http://t.co/pd9cCVhZ
@JuanCIvancevich A 100 mg increase in vit C intake per day is associated w/an approximately 10–50 ml increase in FEV1. http://t.co/pd9cCVhZ