If there was a study where 1000 children were randomly allocated to either receive a polio vaccine or receive no vaccine at all, are you saying there would be no difference in polio rates between the two groups?
If there was a study where 1000 children were randomly allocated to either receive a polio vaccine or receive no vaccine at all, are you saying there would be no difference in polio rates between the two groups?
RE: The History Of America's Vaccine Court Series