About: http://webisa.webdatacommons.org/324305208

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	In the remaining 14 States, checkpoints only are implemented on special holidays, such as the Fourth of July or New Year???s Eve (Fell et al. 2003), if conducted at all.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov