THE IMPORTANCE OF RESPIRATORY VIRAL DISEASES IN WESTERN EUROPE.
D001991:Bronchitis; D005060:Europe; D006801:Humans; D007251:Influenza, Human; D009017:Morbidity; D009026:Mortality; D011014:Pneumonia; D012140:Respiratory Tract Diseases; D012141:Respiratory Tract Infections; D014777:Virus Diseases
BRONCHITIS; EUROPE; INFLUENZA; MORBIDITY; MORTALITY; PNEUMONIA; RESPIRATORY TRACT DISEASES; RESPIRATORY TRACT INFECTIONS; VIRUS DISEASES