PMC:7796111 / 23317-23470 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T165","span":{"begin":0,"end":153},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Engagement willingness may be underestimated from the number of tests completed, due to brief period of test kit stock depletion during the study period."}