PMC:7675688 / 142-303 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T5","span":{"begin":1,"end":86},"obj":"Sentence"},{"id":"T6","span":{"begin":88,"end":95},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" Theodore Roosevelt, a nuclear-powered aircraft carrier with a crew of 4779 personnel.\n\nMethods\nWe obtained clinical and demographic data for all crew members, i"}