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http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • (PhysOrg.com) -- Researchers at the UCLA School of Public Health have found the first evidence that perfluorinated chemicals, or PFCs ??? chemicals that are widely used in everyday items such as food packaging, pesticides, ...
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  • medicalxpress.com