About: http://webisa.webdatacommons.org/375557397

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 participants were first asked to document their headache pain and other symptoms, such as nausea, vomiting and sensitivity to light and sound.
http://www.w3.org/ns/prov#wasQuotedFrom	wfxb.com