About: http://webisa.webdatacommons.org/358321022

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	Apparently calling this a 'sign' is a misnomer, since it is only perceived by the patient and cannot be objectively observed and measured by a physician.
http://www.w3.org/ns/prov#wasQuotedFrom	medhelp.org