SARS Death Rate Increases to 16% - 25% and the Mutating Virus Attacks Many Vital Organs There is more evidence that SARS may be much worse than World Health Officials are admitting. In fact, my research convinces me that health officials are very worried about this deadly new virus. I am deeply concerned about the correct computation of the death rate percentage. Thus far, authorities are simply dividing the number of deaths by the total number of SARS cases. That causes the death rate to be understated in my view. Some medical experts in public health agree with my position....