WHO: Deadly bird flu studies to stay secret for now

Related: Cold and flu

1. Cold and flu
   1. 'Mystery' illness in Alabama mostly cold and flu
   2. New, stripped-down particle may make better vaccine
   3. Six more diagnosed with new bird flu in China
   4. Higher humidity may thwart flu virus
   5. Flu vaccine barely worked in seniors
2. Top health stories
   1. Brain overload explains lost childhood memories
   2. Biggest killer in Superstorm Sandy: drowning, study finds
   3. People think they're eating less than they are, survey finds
   4. FDA warns of infections tied to Tenn. pharmacy
   5. Calif. reveals prices for insurance under Obamacare
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