PMC:7449695 / 15504-15704 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T43","span":{"begin":163,"end":165},"obj":"http://purl.obolibrary.org/obo/CLO_0050509"},{"id":"T44","span":{"begin":176,"end":177},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":" of Australia, 2020e). On 19 March, Australia closed its borders to all non-citizens and non-residents (Commonwealth Government of Australia, 2020f), and on March 27, moved to a policy of mandatory qu"}