PMC:7212965 / 1169-1378 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T13","span":{"begin":89,"end":90},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T14","span":{"begin":167,"end":168},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"ment, Development and Evaluation) framework.\n\nResults\nWe identified 118 studies and used a hierarchal study selection process to identify unique cohorts. We performed a meta-analysis of 47 studies including 10"}

{"project":"LitCovid-sentences","denotations":[{"id":"T9","span":{"begin":46,"end":53},"obj":"Sentence"},{"id":"T10","span":{"begin":54,"end":153},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"ment, Development and Evaluation) framework.\n\nResults\nWe identified 118 studies and used a hierarchal study selection process to identify unique cohorts. We performed a meta-analysis of 47 studies including 10"}