Haven vaccines been responsible for reducing the number of cases of communicable diseases, like whooping cough, diphtheria, measles, mumps, rubella, and polio?
Related Questions
- Diseases like measles, polio, whooping cough and diphtheria have already disappeared from most parts of Australia. Why do we need to keep vaccinating children against these diseases?
- Why do we keep giving vaccines if the number of cases of the vaccine-preventable diseases are at a record low in the United States?
- If vaccine preventable diseases like pertussis (or whooping cough) are rare, why are the vaccines needed?