The surgeon general of the United States approves the use of the oral vaccine developed by Dr. Albert Sabin, shown at left. (See entry of April 24.)
* Surgeon general's statement: @
* Footage of oral vaccine trials earlier in the year in Florida: @
* Excerpt from "Sentinel for Health: A History of the Centers for Disease Control": @
* "Sabin versus Salk" -- excerpt from "Great Feuds in Medicine: Ten of the Liveliest Disputes Ever": @
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