Murder and intrigue reach epidemic proportions when a devastating plague sweeps the country. Dr. Marissa Blumenthal of the Atlanta Centers for Disease Control investigates--and soon uncovers the medical world's deadliest secret...."Cook's most harrowing medical horror story."-- "New York Times" * A New York Times bestseller * Still timely--and terrifying--this thriller anticipated "The Hot Zone" and a number of "epidemic disease" movies * Robin Cook is the reigning king of medical suspense