PMC:7796291 / 20579-20733 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T167","span":{"begin":0,"end":154},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The changed surface chemistry seemed to attribute to surface oxidation, but hardly affected the wettability and filtration performance after UV treatment."}