About: http://webisa.webdatacommons.org/85705154

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	Chuang said the saliva screening test is quite simple ??? a scratch board is used to lightly scratch the gum to obtain oral mucosa, then the test results are available in around 20-30 minutes, similar to a home pregnancy test.
http://www.w3.org/ns/prov#wasQuotedFrom	chinapost.com.tw