Sri Lanka detects first H1N1 flu case
The H1N1 virus, commonly known as swine flu, emerged in April in the United States and Mexico, and has spread internationally.
A mixture of swine, bird and human viruses, it has killed 165 people and infected over 37,000, according to the World Health Organisation. (Reporting by Ranga Sirilal and Shihar Aneez; Editing by Jeremy Laurence)
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