PubMed:32091414 / 321-326
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T51","span":{"begin":0,"end":5},"obj":"NN"}],"text":"Study"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok55","span":{"begin":0,"end":5},"obj":"NNP"}],"text":"Study"}