PMC:7243778 / 25089-25194 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T195","span":{"begin":0,"end":105},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"However, several groups have reported some positive results demonstrating the potential of this approach."}