About: http://webisa.webdatacommons.org/425493692

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	It lasts the whole time I stand up - it does not come and go e.g. if I stand up for 3 hours - it lasts 3 hours.
http://www.w3.org/ns/prov#wasQuotedFrom	pregnancy-info.net