PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • According to Dr Paul Morrill, Commercial Director of the reagents division at Horizon Discovery, ???variability in DNA extraction from tumor biopsies is currently a source of error in many diagnostic laboratories, and due to the lack of means of standardization, is a major cause of false negative and positive results.
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  • biospace.com