About: http://webisa.webdatacommons.org/288331929

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	Since bone, fat, muscle, tumors and other masses all absorb x-rays at different levels, the image on the film lets you see different (distinct) structures inside the body because of the different levels of exposure on the film.
http://www.w3.org/ns/prov#wasQuotedFrom	colormatters.com