Assertion: rheumatic fever | /r/HasProperty | a disease of childhood
Facets:
value: principally
type: OTHER
Source sentences:
text: Rheumatic fever is principally a disease of childhood, with a median age of 10 years; however, GABHS pharyngitis is uncommon in children younger than 3 years, and acute rheumatic fever is extremely rare in these younger children in industrialized countries.