About: http://webisa.webdatacommons.org/401753462

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 most common complaints are difficulty falling asleep or staying asleep, feeling excessively sleepy during the day, and trouble maintaining a regular sleep/wake cycle (usually due to shift work).
http://www.w3.org/ns/prov#wasQuotedFrom	issuu.com