PubMed:32023680 / 443-451
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T71","span":{"begin":0,"end":8},"obj":"NN"}],"text":"practice"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok79","span":{"begin":0,"end":8},"obj":"NN"}],"text":"practice"}