About: http://webisa.webdatacommons.org/342234959

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	Of these 34 studies, 24 were from USA, 10 studies were international studies, and 1 study was a multicenter international study (i.e., Australia and USA); 30 were RCTs and 4 were quasiexperimental studies.
http://www.w3.org/ns/prov#wasQuotedFrom	hindawi.com