1
                    
                                          
              
          
                                                      diphtheria, pertussis, tetanus                                      
              
                             
Massachusetts has recently begun distributing a newer vaccine to prevent diphtheria, pertussis and tetanus (DPT) because a newer version causes fewer side effects.— Susan Fenelon Kerr
Susan Fenelon Kerr
                         
                
                    2
                    
                                          
              
          
                                                      doctor of physical therapy                                      
                
                    
Love words? Need even more definitions?
  
  Merriam-Webster unabridged




Share