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http://www.w3.org/1999/02/22-rdf-syntax-ns#type
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  • A surge of research reports in the past five years show that the bone marrow microenvironment provides a sanctuary for tumor cells that metastasize from primary tumors, including prostate, breast, lung, and leukemia.
http://www.w3.org/ns/prov#wasQuotedFrom
  • genengnews.com