PubMed:32235085 / 358-364
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok67","span":{"begin":0,"end":6},"obj":"NNP"}],"text":"Middle"}
LitCovid_AGAC_only
{"project":"LitCovid_AGAC_only","denotations":[{"id":"p4664s13","span":{"begin":0,"end":6},"obj":"Disease"}],"text":"Middle"}