About: http://webisa.webdatacommons.org/405989892

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	This happens when the body encounters a substance that it is allergic or sensitive to, and releases histamines and other chemicals.
http://www.w3.org/ns/prov#wasQuotedFrom	medhelp.org