About: http://webisa.webdatacommons.org/112954123

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	This decreases the amount of oxygen in the blood and over time can cause problems such as hypertension, morning headaches, excessive daytime sleepiness, and impaired mental and emotional functioning.
http://www.w3.org/ns/prov#wasQuotedFrom	mdguidelines.com