About: http://webisa.webdatacommons.org/158774424

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	That said, in perimenopause estrogen and progesterone levels are irregular and missed menstrual periods are a symptom.
http://www.w3.org/ns/prov#wasQuotedFrom	medhelp.org