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PMC:7417187 / 931-1021
Annnotations
LitCovid-PMC-OGER-BB
{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T9","span":{"begin":63,"end":69},"obj":"UBERON:0012101"},{"id":"T80719","span":{"begin":63,"end":69},"obj":"UBERON:0012101"}],"text":"ent (asymptomatic and presymptomatic) during the perioperative period.\nMaterial and method"}