Why the study?
Does vaccination with treated poliomyelitis virus cause paralytic poliomyelitis in children?
Population
Several thousand individuals, mostly children, in the United States
Design
Case_series
Authors
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Case reports link treated polio virus to fatal paralytic disease; leaves open causality and requires controlled safety studies.
Does vaccination with treated poliomyelitis virus cause paralytic poliomyelitis in children?
Reports cases of paralytic poliomyelitis following vaccination with treated poliomyelitis virus, highlighting a severe safety concern.
J. P. Leake (1935) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: