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12/12/07 |
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Centers for Disease Control and Prevention (CDC) http://www.cdc.gov/ncidod/dvrd/revb/enterovirus/hfhf.htm World Health Organization (WHO) Health Map International Society For Infectious Diseases http://www.promedmail.org/pls/promed/f?p=2400:1000:14214200839322470209:::::
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