About: http://webisa.webdatacommons.org/321291531

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	If the infecting organism has left the blood stream and is sequestered in bone marrow, spleen or other tissue, then a blood sample may PCR test negative even though the organism is still present in the dog's body.
http://www.w3.org/ns/prov#wasQuotedFrom	vintagegoldens.com