Spread of Pathogens

 As introduced this week, pathogens spread by a number of different mechanisms and there are various preventative methods that can be implemented to reduce the spread of various diseases (such as vaccines). This week you are to discuss a disease in which there is a vaccine available. You are then to present which country or countries offers this vaccine to the general public or if it is only available to certain personnel. 

This assignment must be 250 words minimum.