About: http://webisa.webdatacommons.org/133367426

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	Exposure to the sun is considered the most important source of vitamin D. Besides, dairy products and fortified breakfast cereals, and fatty fish such as salmon and tuna also contain this vitamin.
http://www.w3.org/ns/prov#wasQuotedFrom	keelynet.com