Argentum throws support behind Nurses Care Act, qualifying TNAs beyond pandemic … Moderna’s COVID shot effective against Delta variant in lab study … ‘Biased and misleading’: No holds barred in FDA’s statistical review of Biogen’s Aduhelm … Treatment that reversed dementia in mice set for human clinical trial next year … House bill would provide Medicare coverage for breakthrough medical devices … Mixing Pfizer, AstraZeneca shots safe, effective: study … FDA greenlights Actemra for treating hospitalized COVID-19 patients