>The control group was exposed to the actual disease _at the same rate_ than the treatment group. Can you show me where this is demonstrated? >A study were al

>The control group was exposed to the actual disease _at the same rate_ than the treatment group. Can you show me where this is demonstrated? >A study were all the participants are exposed on purpose to the disease is very difficult to justify, with or without control group. I agree, solid scientific study on vaccines is nearly immoral. So from a dispassionate scientific perspective, it seems reasonable to state the science on vaccines is not settled.