About: http://webisa.webdatacommons.org/274362914

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	Ironically the best times are at midday, exactly the times we have been told to avoid the sun.Lifeguards regularly test with levels at 100 ng/ml with no ill effects so there must be some correlation between the sun and high levels.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com