About: http://webisa.webdatacommons.org/405329158

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	This design is mandatory when comparing 2 different types of interventions, such as surgery versus physiotherapy for back problems.
http://www.w3.org/ns/prov#wasQuotedFrom	annals.org