PMC:7143628 / 7555-7812 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T40","span":{"begin":0,"end":20},"obj":"Sentence"},{"id":"T41","span":{"begin":21,"end":180},"obj":"Sentence"},{"id":"T42","span":{"begin":181,"end":257},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Author Contributions\nConceptualization, M.T. and G.S..; methodology, D.D.V. and S.R.; writing—original draft preparation, M.T. and G.S.; writing—review and editing, D.D.V. and S.R. All authors have read and agreed to the published version of the manuscript."}