Brain tumors, like other tumors found in our bodies, most of us do not know why that is clear. Why are patients with brain tumor patients, but there are some species that are caused by genetic or caused by exposure to radiation in childhood. This is only a small part to determine the cause of the disease. Current assumptions We think it is a matter of some genes that act to prevent tumor grows up. Genes are defective. Resulting in a Brain Tumor up.
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