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    • Epidemiological Alert, Pertussis (Whooping Cough) (16 November 2012) 

      Pan American Health Organization; Health Emergencies (PHE) (Washington, D.C., PAHO, 2012-11-14)
      Pertussis, commonly referred to as whooping cough, is a major cause of morbidity and mortality in children. An estimated 50 million cases and 300,000 deaths occur worldwide. The case fatality rate in developing countries ...