About: http://webisa.webdatacommons.org/223956232

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	The posteroanterior view of the lumbar spine has important features including radiation protection and image quality; these have been studied by various investigators.
http://www.w3.org/ns/prov#wasQuotedFrom	science.gov