The issue has become muddied for some people in developed countries . More than 100 people have been diagnosed with measles in Swansea , Wales . Diseases such as measles , whooping cough can occur , but none are available .
Childhood vaccination has become muddied for some parents in developed world . More than 880 people have been diagnosed with measles in Swansea , Wales . Diseases such as measles , whooping cough can kill , but vaccines are available .