About: http://webisa.webdatacommons.org/445261733

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	Issues such as whether weight loss is maintained and the long-term effects of altering nutrient absorption remain unresolved.
http://www.w3.org/ns/prov#wasQuotedFrom	obesitysurgery-info.com