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AP - An unexpected big drop in new U.S. tuberculosis cases is probably because of stepped up screening and treatment of immigrants before they leave their native countries, health officials say.
AP - Last fall, as swine flu cases mounted and parents desperately sought to protect their kids, the hard-to-get vaccine was handed out in some surprising places: the Royal Caribbean cruise line, the headquarters of drug giant Merck, the Johnson Space Center and a Department of Energy office in Idaho.