PMC:7212965 / 11014-11229
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T77","span":{"begin":136,"end":137},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"t largest study from the same hospital (when available) was selected for inclusion in our analysis.\nData extraction was performed using a standardized Microsoft Excel data extraction form. Data extraction was perfor"}
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T74","span":{"begin":100,"end":188},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"t largest study from the same hospital (when available) was selected for inclusion in our analysis.\nData extraction was performed using a standardized Microsoft Excel data extraction form. Data extraction was perfor"}