Trials begin

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Trials begin - WASHINGTON, April 2G.-The vaccination of more...
WASHINGTON, April 2G.-The vaccination of more than half a million children in 4j states with the new anti-polio vaccine began at 9 a. m. today at Fairfax county, Va. close behind were children in Alabama. Colorado, Nevada, Utah and Washington, Thus got under way at last the greatest mass-scale trial of its kind in the annals of medical history, It promises to provide a safe and effective protective shield to all children, and adults as well. against all the three known types of crippling polio, possibly within the next five years, if not sooner

Clipped from
  1. Dayton Daily News,
  2. 26 Apr 1954, Mon,
  3. Main Edition,
  4. Page 1

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