About: http://webisa.webdatacommons.org/80910329

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	Lost hours of productivity at work caused by pain, such as headache and back pain, cost employers $80 billion a year, according to research presented at the 10th World Congress on Pain.
http://www.w3.org/ns/prov#wasQuotedFrom	lww.com