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<http://webisa.webdatacommons.org/prov/188830838>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/120350967> .
<http://webisa.webdatacommons.org/120350967>	<http://www.w3.org/ns/prov#value>	"A synthetic version, progestin, is used in birth control pills and other medications." .