About: http://webisa.webdatacommons.org/58711208

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	However, their contribution is often underestimated because in developed countries, severely affected patients are mainly sporadic cases and familial cases are rare.
http://www.w3.org/ns/prov#wasQuotedFrom	science.gov