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          Wikipedia  
          
                                   
                 
                                      author：knowledge   
                                        
                                      
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browse：539
                                  
                                    
          
                                    
            
          
 
          A new Ebola epidemic in the Democratic Republic of the Congo is shaping up to be the most dangerous and difficult test of the world’s ability to contain the disease since the catastrophic West African outbreak in 2014 and 2015. What challenges are responders facing? And how might experimental vaccines be used to try to slow the spread of the epidemic?
          See below for an archived chat with Helen Branswell about these issues and more. 
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