About: http://webisa.webdatacommons.org/453626860

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	Prof Shearman mentions how long it took to effect change over smoking, and it may be that the environment is heading for a similarly long time along with alcohol use, exercise, obesity and other matters.
http://www.w3.org/ns/prov#wasQuotedFrom	bmj.com