About: http://webisa.webdatacommons.org/20316418

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	A contact was defined either as a two-way conversation in close proximity or as a conversation including physical contact like shaking hands or kissing.
http://www.w3.org/ns/prov#wasQuotedFrom	plos.org