About: http://webisa.webdatacommons.org/21607141

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	The symptoms include cognitive impairment, especially of memory and concentration, depression, general fatigue, sleep disorders, headache, arthralgia, sore throat, muscle fatigue on repetitive movement, and muscle pain or tenderness.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk