sentence29
at
SoMeSci
http://data.gesis.org/somesci/PMC7598519/sentence29
Property
Value
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0
(xsd:integer)
nif:
broaderContext
sms:
PMC7598519
nif:
endIndex
100
(xsd:integer)
nif:
isString
Often, reference materials are added to samples as positive controls, for example purified DNA [17].
rdf:
type
nif:
Context
nif:
OffsetBasedString
nif:
Sentence
![[This page as RDF]](http://data.gesis.org/somesci/static/rdf-icon.gif){kind=icon}