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• 04:33 Popular

  What Is Leukemia? - Danilo Allegra And Dania Puggioni

  931 views / 0 likes - added 9 years ago

  View full lesson: http://ed.ted.com/lessons/what-is-leukemia-danilo-allegra-and-dania-puggioni Stem cells found in the bone marrow are crucial for our health because they are needed to become new blood cells that sustain and protect our bodies. But when t

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