<http://webisa.webdatacommons.org/prov/441723186> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/29914611> . <http://webisa.webdatacommons.org/29914611> <http://www.w3.org/ns/prov#value> "Cardiovascular diseases such as hypertension and angina, or chest pain, also follow a definite circadian rhythm." . <http://webisa.webdatacommons.org/29914611> <http://www.w3.org/ns/prov#wasQuotedFrom> <pharmatutor.org> . <http://webisa.webdatacommons.org/prov/110028514> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/29914611> . <http://webisa.webdatacommons.org/29914611> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> .