About: http://webisa.webdatacommons.org/16951329

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	An interesting application in nuclear medicine is the use of positron annihilation in positron emission tomography or PET. Certain radioisotopes decay by positron emission, and such radioisotopes can be used as tracers.
http://www.w3.org/ns/prov#wasQuotedFrom	gsu.edu