PubMed:32239796 / 199-202
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok38","span":{"begin":0,"end":3},"obj":"NN"}],"text":"aim"}
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T5","span":{"begin":0,"end":3},"obj":"http://purl.obolibrary.org/obo/PR_000001343"}],"text":"aim"}