PMC:7796176 / 38041-38065
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T322","span":{"begin":0,"end":24},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Living area (ref: urban)"}