PubMed:32091414 / 472-484
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T76","span":{"begin":0,"end":12},"obj":"NN"}],"text":"relationship"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok82","span":{"begin":0,"end":12},"obj":"NN"}],"text":"relationship"}