About: http://webisa.webdatacommons.org/327536892

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	The rhythm method has never been very effective because women???s cycles vary and can be disrupted by stress and other factors.
http://www.w3.org/ns/prov#wasQuotedFrom	dissidentvoice.org