About: http://webisa.webdatacommons.org/54116185

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	In other words, plan ahead. ??? Hormonal methods, such as birth-control pills, the patch, or the ring, contain estrogen and synthetic progesterone (progestin) to suppress ovulation.
http://www.w3.org/ns/prov#wasQuotedFrom	parenting.com