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Property	Value
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	) Correlates may vary according to individual characteristics, such as age, gender, and major histocompatibility complex (MHC) group (see the discussion of influenza below). (vi) It is important to define protection against what.
http://www.w3.org/ns/prov#wasQuotedFrom	pubmedcentralcanada.ca