PubMed:32105632 / 115-119 JSONTXT

{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T18","span":{"begin":1,"end":2},"obj":"-COMMA-"}],"text":"d, r"}

{"project":"LitCovid-TimeML","denotations":[{"id":"tok20","span":{"begin":1,"end":2},"obj":","}],"text":"d, r"}