[Virological studies on the etiology of two institutional epidemics of poliomyelitis].
D058872:Epidemics; D006268:Health Facilities; D006801:Humans; D011051:Poliomyelitis / Q000453:epidemiology*; D012106:Research
POLIOMYELITIS/epidemiology
Virologische Untersuchungen zur Atiologie zweier Anstaltsepidemien von Poliomyelitis.