PubMed:32176772 / 1645-1658
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T336","span":{"begin":0,"end":13},"obj":"NNS"}],"text":"comorbidities"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok389","span":{"begin":0,"end":13},"obj":"NNS"}],"text":"comorbidities"}