About: http://webisa.webdatacommons.org/6794365

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	sleep complaint such as sleep apnea or insomnia (Basic Nordic Sleep Questionnaire, items score < 4 except questions 3, 4 and 15a for aged volunteers),
http://www.w3.org/ns/prov#wasQuotedFrom	clinicaltrials.gov