Infections diseases: the new look.
D003141:Communicable Diseases; D004165:Diphtheria / Q000517:prevention & control*; D006801:Humans; D011051:Poliomyelitis / Q000517:prevention & control*; D014917:Whooping Cough / Q000517:prevention & control*
DIPHTHERIA/prevention and control; POLIOMYELITIS/prevention and control; WHOOPING COUGH/prevention and control