About: http://webisa.webdatacommons.org/140146698

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	NASA now allows astronauts to undergo the procedure, and the U.S. military says it has been performed on 112,500 military personnel, including pilots.
http://www.w3.org/ns/prov#wasQuotedFrom	bio-medicine.org