<http://webisa.webdatacommons.org/117182393>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<researchgate.net> .
<http://webisa.webdatacommons.org/117182393>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/117182393>	<http://www.w3.org/ns/prov#value>	"These lesions are particularly difficult to address endoscopically when located at the esophagogastric junction as a retroflexed view is needed." .
<http://webisa.webdatacommons.org/prov/486359257>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/117182393> .