Mad cow diseases still baffle scientists

Related: Infectious diseases

1. Infectious diseases
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   2. Fake drugs impede progress made in malaria war
   3. JPMorgan exec's Lyme infection shows need for quick care
   4. Nearly 1,000 dogs sick from jerky treats now
   5. 16 sick from salmonella in dry dog food
2. Top health stories
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   3. German doctors apologize for Holocaust horrors
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