PMC:7074424 / 199-311 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T4","span":{"begin":13,"end":14},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T5","span":{"begin":86,"end":87},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"an attack is a major need at this current point of time. In this regard, we conducted a systematic review to ide"}