What Doctors Don't Tell YouThere is still some dispute over what elements ought to be included in an acellular vaccine, largely because scientists don’t really understand which components in the pertussis vaccine are required to stimulate an immune response.
Mammographic screening has been used for years to supposedly detect the early stages of breast cancer. But a committee of US cancer experts - the Physician Data Query (PDQ) board - now says there is insufficient evidence to show that mammograms can...
