Cancer is a term for diseases in which abnormal cells divide without
control. Cancer can spread through the bloodstream and invade nearby
tissues. It can spread into the lymphatic system into other parts of
one's body. There are numerous types of cancer. Cancer that begins in
the skin or in tissues that line or cover internal organs is
carcinoma. Leukemia is a form of cancer that begins in blood forming
tissue such as bone marrow and will ............
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