PMC:7376974 / 2000-2141 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T15","span":{"begin":44,"end":47},"obj":"http://purl.obolibrary.org/obo/CLO_0001562"},{"id":"T16","span":{"begin":44,"end":47},"obj":"http://purl.obolibrary.org/obo/CLO_0001563"},{"id":"T17","span":{"begin":114,"end":115},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"on the worldwide economy is estimated to be a 2–3% decline, making this the biggest crisis since the world wars.1 A possible vaccine is hopef"}