3 September 2021
		 |  Declan Costello 
 
		 
 
			   
		
		
			 
			As the pandemic evolves, the world seems to be divided into those countries that are fortunate enough to have good vaccine coverage and, hence, are able to open up their societies; and those who do not have an adequate vaccine roll-out and are having to live with significant restrictions or high levels of prevalent disease.