Emerging Infections and Children: Influenza and Acute Necrotizing Encephalopathy -- Chickenpox Party or Varicella Vaccine? -- The ABC of Epstein-Barr Virus Infections -- The Immune Response to Viral Lower Respiratory Tract Infection -- Chronic Granulomatous Disease: From Genetic Defect to Clinical Presentation -- Novel Primary Immunodeficiencies -- Periodic Fever -- BCG Vaccine -- Helminth Infeā¦