About: http://webisa.webdatacommons.org/288090906

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	The tube is connected to a monitor and you press a button whenever you have a symptom such as reflux or heartburn.
http://www.w3.org/ns/prov#wasQuotedFrom	experienceproject.com