About: http://webisa.webdatacommons.org/343346076

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	Another drawback of the published protocols is that most methods used for extracting nucleic acids cannot easily be used on specimens other than sputum.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk