PMC:7796291 / 17601-17775 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T150","span":{"begin":0,"end":174},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"In Figure 3, the surface potential across the horizontal line was measured by line-scanning, and the fluctuation of the voltage values was observed as an important parameter."}