About: http://webisa.webdatacommons.org/5585726

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	So they are not ruling out that factors such as stress and industrial pollution that have increased over time in some regions (e.g. big cities) are a factor.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com