Medicine: Capsules, Jul. 18, 1955

¶ The Public Health Service released 300,000 shots of Salk polio vaccine, first to be approved in more than a month. Significantly, PHS also announced a major research program aimed at improving the Salk vaccine, mainly by using other strains of virus (than the dangerous Mahoney) and by improving tests for potency and safety tests in monkeys.

¶ Packages containing aspirin or other salicylates (notably oil of wintergreen) should be clearly marked "Keep out of the reach of children," said the A.M.A.'s Committee on Toxicology. In 1952 aspirin overdoses killed at least 41 children...

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