Being younger than 6 months of age is the greatest risk factor. Other risk factors include never having breast fed, exposure to smoke, premature birth, an underlying lung or heart condition and living in a crowded surrounding.
Attribution: Avallain
Being younger than 6 months of age is the greatest risk factor. Other risk factors include never having breast fed, exposure to smoke, premature birth, an underlying lung or heart condition and living in a crowded surrounding.
Attribution: Avallain