
PubMed:31986264 / 1903-1904
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T375","span":{"begin":0,"end":1},"obj":"-LRB-"}],"text":"["}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok408","span":{"begin":0,"end":1},"obj":"NN"}],"text":"["}