About: http://webisa.webdatacommons.org/217510381

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	Condoms and the rhythm method are the most common forms of birth control, with the result that 2/3 of pregnancies are unplanned.
http://www.w3.org/ns/prov#wasQuotedFrom	overpopulation.org