About: http://webisa.webdatacommons.org/253585770

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	As to age, it is commonest in the decade following puberty, It occurs mainly in young women and girls who live by bodily work, and accordingly have, as a rule, good muscular development.
http://www.w3.org/ns/prov#wasQuotedFrom	wikisource.org