PubMed:32156607 / 567-580
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T92","span":{"begin":0,"end":13},"obj":"NN"}],"text":"amplification"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok96","span":{"begin":0,"end":13},"obj":"NN"}],"text":"amplification"}