United Kingdom / Singapore / United States / Canada / /
Facility
Hospital Authority / /
Holiday
New Year's Day / Christmas / /
MedicalCondition
fever / pain / pneumonia / virus infection / influenza viruses / influenza‐like illness / seasonal influenza / latest local and global influenza / shock / acute respiratory infections / cough / illness / local influenza / influenza / influenza‐like illness syndrome / upper respiratory tract infection / influenza B / severe paediatric influenza / /
MedicalTreatment
vaccination / /
Organization
United States Centers for Disease Control and Prevention / Centre for Health Protection / World Health Organization / Respiratory Disease Office / United Kingdom Health Protection Agency / Ministry of Health / Public Health Agency of Canada / Hospital Authority / /