Clinical IssueNew Zealand is currently in the middle of a whooping cough (pertussis) epidemic which since it began in August 2011, over 8000 cases of whooping cough has been reported and two deaths have been a result of the disease. It is a major health issue in New Zealand as the most vulnerable population is the younger generations between the ages of zero to four years. Even if these children have had the immunisation against whooping cough it takes all three immunisations…