About: http://webisa.webdatacommons.org/4802030

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	But if that is so, they forgot to demonstrate it in your reference: -Walboomers JM, Jacobs MV, Manos MM, et al (1999). ???Human papillomavirus is a necessary cause of invasive cervical cancer worldwide???.
http://www.w3.org/ns/prov#wasQuotedFrom	scienceblogs.com