Vitamin B12 deficiency is rare in the usa, except among the elderly. It is much more common within the developing world because of insufficient access to products of animal origin and fortified foods.
Continue reading this entry ...
Vitamin B12 deficiency is rare in the United States, except one of the elderly. It is more common within the developing world because of insufficient use of products of animal origin and fortified foods.
Continue reading this entry ...
Latest Comments