<http://webisa.webdatacommons.org/prov/6783518>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/180641898> .
<http://webisa.webdatacommons.org/180641898>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/180641898>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<clinicaltrials.gov> .
<http://webisa.webdatacommons.org/180641898>	<http://www.w3.org/ns/prov#value>	"Chronic obstructive pulmonary disease or 'COPD' is a chronic disease, which means that it cannot be cured, but that inhalers and tablets can be used to control the symptoms." .
<http://webisa.webdatacommons.org/prov/436841302>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/180641898> .