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What is Glioblastoma? The brain cancer that killed McCain is hard to treat

What is Glioblastoma? The brain cancer that killed McCain is hard to treat

USA TODAY - Ken Alltucker

PHOENIX — It emerges from tissue cells in the brain itself, spreading like an interlocking network of tiny fingers with such speed that pinpointing treatment is chasing a moving target. It stimulates the abnormal growth of blood vessels around itself to assure it is well fed. And even if the main …

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