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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T6","span":{"begin":20,"end":27},"obj":"Sentence"},{"id":"T7","span":{"begin":28,"end":95},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"lth professionals.\n\nMethods\nCross-sectional study in a tertiary hospital in Extremadura, Spain. We provided an online questi"}