PubMed:32176808 / 271-274
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T47","span":{"begin":0,"end":3},"obj":"VBZ"}],"text":"has"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok54","span":{"begin":0,"end":3},"obj":"VBZ"}],"text":"has"}
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T4","span":{"begin":0,"end":3},"obj":"http://purl.obolibrary.org/obo/CLO_0051582"}],"text":"has"}