PMC:7543325 / 4713-4774
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T35","span":{"begin":4,"end":8},"obj":"http://purl.obolibrary.org/obo/UBERON_0000473"}],"text":"ive test results.\nAfter 5 April, the third period, we develop"}