PMC:7212965 / 9403-9514 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T67","span":{"begin":11,"end":13},"obj":"http://purl.obolibrary.org/obo/CLO_0053733"},{"id":"T68","span":{"begin":64,"end":68},"obj":"http://purl.obolibrary.org/obo/CLO_0008416"},{"id":"T69","span":{"begin":64,"end":68},"obj":"http://purl.obolibrary.org/obo/CLO_0050081"}],"text":", LitCovid,11 and SSRN. An additional unpublished article under peer review was obtained through personal commu"}