[Epidemiology of poliomyelitis in Switzerland. II. Success of the vaccination program of 1956-57].
D035843:Biomedical Research; D006801:Humans; D017589:Immunization Programs; D011051:Poliomyelitis / Q000517:prevention & control*; D013557:Switzerland; D014611:Vaccination
POLIOMYELITIS/prevention and control
Zur Epidemiogie der Poliomyelitis in der Schweiz. II. Die Erfolge der Impfaktion der Jahre 1956/57.