<http://webisa.webdatacommons.org/156740588>	<http://www.w3.org/ns/prov#value>	"Secondary spontaneous pneumothorax???a collapsed lung may occur because of underlying lung diseases, such as chronic obstructive pulmonary disease, cystic fibrosis and other conditions." .
<http://webisa.webdatacommons.org/prov/436841088>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/156740588> .
<http://webisa.webdatacommons.org/156740588>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<clevelandclinic.org> .
<http://webisa.webdatacommons.org/156740588>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .