What is the evidence that asymptomatic transmission (as opposed to pre-symptomatic) was a clinically significant factor in the spread of COVID-19. Keith Dudleston
What is the evidence that asymptomatic transmission (as opposed to pre-symptomatic) was a clinically significant factor in the spread of COVID-19. Keith Dudleston
What is the evidence that asymptomatic transmission (as opposed to pre-symptomatic) was a clinically significant factor in the spread of COVID-19. Keith Dudleston
Great question.