PMC:7417788 / 1293-1463 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T10","span":{"begin":0,"end":33},"obj":"Sentence"},{"id":"T11","span":{"begin":34,"end":170},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Electronic supplementary material\nThe online version of this article (10.1007/s13238-020-00762-2) contains supplementary material, which is available to authorized users."}