About: http://webisa.webdatacommons.org/132979411

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 without knowing what the impact of the law was on numbers cycling you cannot say whether a 15% reduction in the NUMBERS of head injuries is a reduction or increase in the RISK of head injuries.
http://www.w3.org/ns/prov#wasQuotedFrom	bikinginla.com