About: http://webisa.webdatacommons.org/177562993

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	Additionally heart rate and systolic and diastolic BP readings at rest and with challenge of standing will be recorded at baseline and each visit to determine if there is an anti-hypertensive effect from sleeping on magnetic device.
http://www.w3.org/ns/prov#wasQuotedFrom	clinicaltrials.gov