About: http://webisa.webdatacommons.org/32269321

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	Weakness of the knee or leg, including difficulty going up and down stairs -- especially down, with a feeling of the knee giving way or buckling
http://www.w3.org/ns/prov#wasQuotedFrom	adam.com