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http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Avoid air-filtering equipment that generates ozone (HEPA filters don't).Andrew Weil, M.D.Learn more about seasonal allergies and other allergy and asthma related topics today.
http://www.w3.org/ns/prov#wasQuotedFrom	drweil.com