About: http://webisa.webdatacommons.org/445184063

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, the clinical diagnosis of AD is particularly difficult at the early stages.
http://www.w3.org/ns/prov#wasQuotedFrom	comtecmed.com