PMC:7435837 / 28858-28966 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T219","span":{"begin":0,"end":108},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The layer proved to be hydrophobic and prevented the accumulation of droplets on the mask almost completely."}