PMC:7784787 / 830-909 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"7","span":{"begin":57,"end":65},"obj":"Disease"}],"attributes":[{"id":"A7","pred":"tao:has_database_id","subj":"7","obj":"MESH:C000657245"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":"e masks are an effective means of stemming the spread of COVID-19. However, mas"}