About: http://webisa.webdatacommons.org/281211866

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	Though some studies may require participants to try new medications or treatments, other studies use techniques such as brain scans, psychological tests, behavioral observation, or blood tests for genetic evaluation.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov