PubMed:32087621 / 577-581
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T98","span":{"begin":0,"end":4},"obj":"NN"}],"text":"ECMO"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok103","span":{"begin":0,"end":4},"obj":"NNP"}],"text":"ECMO"}