PubMed:32241899 / 669-673
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok138","span":{"begin":0,"end":4},"obj":"CD"},{"id":"lookup12","span":{"begin":0,"end":4},"obj":"time"},{"id":"lookup13","span":{"begin":0,"end":4},"obj":"number"}],"text":"five"}