About: http://webisa.webdatacommons.org/397973217

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	Comparisons, such as those described above, can provide information regarding changes that have occurred over time with respect to analyte profiles in the environment or a subject's breath, tissue, blood or other biological sample.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com