PubMed:32056235 / 156-170
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T28","span":{"begin":0,"end":14},"obj":"NN"}],"text":"transportation"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok32","span":{"begin":0,"end":14},"obj":"NN"}],"text":"transportation"}