2005-05-18 Study: Sunshine and Vitamin D May Improve Lung Cancer Survival
I’m Gwen Outen with the VOA Special English Health Report. Too much sun can cause skin cancer. Too much vitamin D can also make you sick. Yet a study suggests…
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I’m Gwen Outen with the VOA Special English Health Report. Too much sun can cause skin cancer. Too much vitamin D can also make you sick. Yet a study suggests…