Covid: conspiracies, chloroquine and immunity
b'Phase 2 of the hydroxychloroquine debacle, how the race to publish is leading to rapid retractions, whether Sweden\'s having second thoughts, did Covid come out of a lab, innate immunity and antibody responses, and how many tests prove I\'m negative? Virologist Dr Chris Smith talks to Radio new Zealand National\'s Kim Hill... Like this podcast? Please help us by supporting the Naked Scientists'