About: http://webisa.webdatacommons.org/385019097

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	These studies, however, did not differentiate between the types of substances used.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov