About: http://webisa.webdatacommons.org/423588908

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	The difficulty with case studies is that pain symptoms have a tendency to spontaneously resolve in time, and there is a substantial placebo effect with all types of intervention.
http://www.w3.org/ns/prov#wasQuotedFrom	psychlinks.ca