Low-Cost Ventilator Aims to Boost COVID-19 Fight in Developing Economies

The global demand for medical ventilators has soared as COVID-19, the disease caused by the coronavirus, spreads across the world. A team of front-line doctors and engineers from Imperial College London has come up with what they say is a low cost, high performance emergency ventilator that could be quickly rolled out across developing countries with poor health systems. Henry Ridgwell reports from London.