About: http://webisa.webdatacommons.org/297591331

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	This Primer is an introduction to the different methods of NFP, and compares them to contraceptives and abortifacients.
http://www.w3.org/ns/prov#wasQuotedFrom	aldred.org