PMC:7795931 / 41981-42237 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T265","span":{"begin":0,"end":20},"obj":"Sentence"},{"id":"T266","span":{"begin":21,"end":120},"obj":"Sentence"},{"id":"T267","span":{"begin":121,"end":179},"obj":"Sentence"},{"id":"T268","span":{"begin":180,"end":256},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Author Contributions\nConceptualization and methodology, Y.L., Z.J., and X.Z.; analysis, Y.L., Z.J., X.Z., Y.Z., and H.L. All authors participated in manuscript writing or editing. All authors have read and agreed to the published version of the manuscript."}