PubMed:32149769 / 604-611
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T89","span":{"begin":0,"end":7},"obj":"NNS"}],"text":"METHODS"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok111","span":{"begin":0,"end":7},"obj":"NNP"}],"text":"METHODS"}