PMC:7279946 / 1901-1965
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T9","span":{"begin":26,"end":27},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"ortions were similar with a range of 1.0% to 1.4% during each th"}