@JT_Grindrod @AndrewNoymer @SixandLaura @CPageYYC Mutating in IC measles patients could explain how it emerged but wouldn't explain high mortality in people who didn't have measles.
@JT\U Grindrod@AndrewNoymer@SixandLaura@CPageYYC在IC麻疹患者中的突变可以解释它是如何出现的，但不能解释没有麻疹患者的高死亡率。