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PubMed:32172546 / 677-685
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T109","span":{"begin":0,"end":8},"obj":"NN"}],"text":"staining"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok119","span":{"begin":0,"end":8},"obj":"VBG"},{"id":"event25","span":{"begin":0,"end":8},"obj":"OCCURRENCE"}],"text":"staining"}