The world's hopes for a coronavirus vaccine may run in these health care workers' veins
by from CNN.com - RSS Channel - App International Edition on (#566XJ)
In the corner of a COVID-19 ward in Sao Paulo, Brazil, a woman cleaning the mouth of an intubated patient carries an extraordinary hope for pretty much all of us. Slipping a mouthwash-soaked brush into an elderly woman's mouth, at great personal daily risk, dentist Denise Abranches has something more than courage in her veins.