I get really angry when reading scare tactic posts like this. All vaccines that are new are going to have mixed results. The Polio vaccine took years to perfect.
Development of Polio Vaccines But, there was a problem with the original Salk vaccine. The vaccine actually induced 260 cases of poliomyelitis, including 10 deaths.
We elected to have our daughter, Nicole, vaccinated last year (at 15) after a mutual discussion of the pros and cons. She has had no side effects at all.