PubMed:32305069
Annnotations
LitCovid-OGER-BB
{"project":"LitCovid-OGER-BB","denotations":[{"id":"T1","span":{"begin":41,"end":49},"obj":"SP_7"}],"namespaces":[{"prefix":"NCBITaxon","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"}],"text":"Protecting workers aged 60-69 years from COVID-19.\n"}