PubMed:32232218 / 113-126
Annnotations
LitCovid-sentences-v1
{"project":"LitCovid-sentences-v1","denotations":[{"id":"TextSentencer_T2","span":{"begin":0,"end":13},"obj":"Sentence"}],"text":"Introduction:"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok19","span":{"begin":0,"end":12},"obj":"NNP"},{"id":"tok20","span":{"begin":12,"end":13},"obj":":"}],"text":"Introduction:"}