U.S. Sen. Mark Udall, D-Colo., said the spread of swine flu stresses the importance of investing in research on infectious diseases. He toured an infectious-disease center at Colorado State University on Saturday.
linkU.S. Sen. Mark Udall, D-Colo., said the spread of swine flu stresses the importance of investing in research on infectious diseases. He toured an infectious-disease center at Colorado State University on Saturday.
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