PubMed:32102777 / 97-102 JSONTXT

{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T15","span":{"begin":1,"end":2},"obj":"-COMMA-"}],"text":"n, Ch"}

{"project":"LitCovid-TimeML","denotations":[{"id":"tok17","span":{"begin":1,"end":2},"obj":","}],"text":"n, Ch"}