Blood oxygenation treatment helps patients hospitalized with severe COVID-19 recover, and without lingering side effects or complications, a study presented Friday during the American Association for Thoracic Surgery annual meeting found. Nearly 70% of patients treated with the approach, called extracorporeal membrane oxygenation, or ECMO, were discharged from the hospital, and more than 90% were recovering at home three months later, the data showed. In this era of COVID-19, give ...