PubMed:32134681 / 3383-3390
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T641","span":{"begin":0,"end":7},"obj":"NNS"}],"text":"regions"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok748","span":{"begin":0,"end":7},"obj":"NNS"}],"text":"regions"}