About: http://webisa.webdatacommons.org/326740416

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	The exact cause is not usually known but stress, anxiety or certain medications such as antidepressants are associated with it.
http://www.w3.org/ns/prov#wasQuotedFrom	medhelp.org