About: http://webisa.webdatacommons.org/254397299

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	You should have a thorough blood workup before weight-loss surgery to find out any existing vitamin or mineral deficiencies, such as iron, vitamin B12, and folate.
http://www.w3.org/ns/prov#wasQuotedFrom	baylorhealth.com