One means by which infantile paralysis is spread far & wide has been discovered. The common house fly, according to topflight Poliomyelitis Researcher Albert Bruce Sabin and Robert Ward of the University of Cincinnati, is a carrier of the disease.
In their report on polio made last fortnight in Science, they told how they and Yale experts John Rodman Paul and James Bowling Trask spent the summer catching flies, a summer job that may eventually help to bring poliomyelitis under control.
Last July and August, during polio outbreaks in rural Connecticut and Alabama, and in Cleveland and Atlanta, the doctors trapped thousands...
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