About: http://webisa.webdatacommons.org/408338161

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	demographic factors, history of respirator, cardiovascular and other illness and respiratory, cardiovascular and other medications.
http://www.w3.org/ns/prov#wasQuotedFrom	bmj.com