PubMed:32172546 / 561-569
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T95","span":{"begin":0,"end":8},"obj":"NN"}],"text":"staining"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok104","span":{"begin":0,"end":8},"obj":"VBG"},{"id":"event12","span":{"begin":0,"end":8},"obj":"OCCURRENCE"}],"text":"staining"}