the new strategy would replace highly accurate but slow polymerase chain reaction (PCR) tests with cheaper, faster tests that are less accurate but can be administered frequently.
Such tests cost between $1 and $3 compared with more than $100 for diagnostic PCR tests and give results in less than 30 minutes instead of days.Read all of our coronavirus coverage here.Also this week, Salma Mousa, a postdoctoral fellow at Stanford University, joins Sarah to talk about an experiment that added Muslim players to teams in a Christian soccer league in northern Iraq.