PubMed:32164424 / 1235-1245
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T182","span":{"begin":0,"end":10},"obj":"NNS"}],"text":"guidelines"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok209","span":{"begin":0,"end":10},"obj":"NNS"}],"text":"guidelines"}