About: http://webisa.webdatacommons.org/174547396

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	Also using vit. d and calcium supplements is a good idea, when exposure to natural sunlight is decreased.
http://www.w3.org/ns/prov#wasQuotedFrom	womenscycling.ca