About: http://webisa.webdatacommons.org/354977399

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	Iron supplements can cause side effects, such as dark stools, stomach irritation, and heartburn.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov