PMC:7675688 / 27049-27160 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T241","span":{"begin":0,"end":111},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Crew members in the air and deck departments tend to work in a combination of open-air and confined conditions."}