About: http://webisa.webdatacommons.org/366256185

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	Vitamin D is mainly produced in the skin when exposed to sunlight, and, to a lesser extent, is derived from nutritional sources.
http://www.w3.org/ns/prov#wasQuotedFrom	drugstorenews.com