<http://webisa.webdatacommons.org/310514863>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/50201151>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/310514863> .
<http://webisa.webdatacommons.org/310514863>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<justanswer.com> .
<http://webisa.webdatacommons.org/310514863>	<http://www.w3.org/ns/prov#value>	"The echo cardiogram can really be suggestive of calcium or other materials due to the way the sound reflects off them and the picture formed by the sound waves." .