PubMed:32159237 / 633-639
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T102","span":{"begin":0,"end":6},"obj":"NNS"}],"text":"codons"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok110","span":{"begin":0,"end":6},"obj":"NNS"}],"text":"codons"}