About: http://webisa.webdatacommons.org/279296434

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	Some nightmares can be caused by drugs or medications or by rapid withdrawal from them, or by physical conditions such as illness and fever.
http://www.w3.org/ns/prov#wasQuotedFrom	sleep-aid-center.com