About: http://webisa.webdatacommons.org/145484841

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	We would like to emphasize that, in general, controlling for effects such as age and sex is often useful since they may be important confounders.
http://www.w3.org/ns/prov#wasQuotedFrom	pubmedcentralcanada.ca