PubMed:32172226 / 1206-1211
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T193","span":{"begin":0,"end":5},"obj":"NNS"}],"text":"forms"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok217","span":{"begin":0,"end":5},"obj":"NNS"}],"text":"forms"}