About: http://webisa.webdatacommons.org/210814835

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	Covariates such as smoking status, physical activity, alcohol intake, sleep, and depressive symptoms will be ascertained at baseline.
http://www.w3.org/ns/prov#wasQuotedFrom	clinicaltrials.gov