PMC:7780429 / 2979-3096 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T29","span":{"begin":0,"end":117},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Better strategies may be needed to design various types of PPE and reduce their exposure time for healthcare workers."}