PubMed:32164424 / 1138-1148
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T170","span":{"begin":0,"end":10},"obj":"NNS"}],"text":"guidelines"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok196","span":{"begin":0,"end":10},"obj":"NNS"}],"text":"guidelines"}