About: http://webisa.webdatacommons.org/231611411

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	It was the alpha fetal protein (AFP) test that eventually led to the discovery of her twins.The AFP is a simple blood test done on the mother in the sixteenth to eighteenth week of pregnancy.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.com