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PMC:7212965 / 14136-14202
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T91","span":{"begin":26,"end":28},"obj":"http://purl.obolibrary.org/obo/CLO_0050510"}],"text":"ery small prevalence.17 , 18 The I 2 statistic was used to measure"}
2_test
{"project":"2_test","denotations":[{"id":"32407808-23963506-43469243","span":{"begin":21,"end":23},"obj":"23963506"}],"text":"ery small prevalence.17 , 18 The I 2 statistic was used to measure"}