If In coming weeks the National Foundation for Infantile Paralysis plans to begin intensive field trials of its new polio vaccine in 200 or more selected counties in the U.S. (TIME. Nov. 23). Last week Illinois health officials said that the Illinois counties so favored might have to beg off. Director Roland R. Cross of the Illinois Department of Health, acting on the recommendations of a technical advisory committee, refused to permit the trials "until further proof of the safety and effectiveness of the vaccine has been received."
ΒΆ Three-D movies, apart from their...
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