Stock Photo: RSV is the most common cause of bronchiolitis and pneumonia among infants and children under 1 year of age. The majority of children hospitalized for RSV infection are under 6 months of age

Stock Photo: 4297-1853 RSV is the most common cause of bronchiolitis and pneumonia among infants and children under 1 year of age. The majority of children hospitalized for RSV infection are under 6 months of age