About: http://webisa.webdatacommons.org/171568002

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	Chronic obstructive pulmonary disorder, or COPD, refers to a group of diseases, including emphysema and chronic bronchitis, that causes airflow blockage and breathing problems.
http://www.w3.org/ns/prov#wasQuotedFrom	pollen.com