PUBLIC health; measles, whooping-cough, influenza, poliomyelitis.
D003371:Cough; D006801:Humans; D007251:Influenza, Human; D008457:Measles; D011051:Poliomyelitis; D011634:Public Health; D014917:Whooping Cough
INFLUENZA; MEASLES; POLIOMYELITIS; WHOOPING COUGH