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PMC:7212965 / 15852-15917
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T107","span":{"begin":35,"end":36},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T108","span":{"begin":58,"end":59},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"s included mainly adults, although a few studies included a small"}