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There is some evidence high serum levels of b12 are a risk for cancer. http://sciencenordic.com/high-levels-vitamin-b12-can-increase-lung-cancer-risk http://sc
by JamesBarney 7y ago
There is some evidence high serum levels of b12 are a risk for cancer.
http://sciencenordic.com/high-levels-vitamin-b12-can-increase-lung-cancer-risk http://sciencenordic.com/high-levels-vitamin-b12-can-increas...