[Trial determination of the primary focus of rheumatic fever infection in children].
D002648:Child; D006801:Humans; D009296:Nasal Cavity; D010256:Paranasal Sinuses; D012213:Rheumatic Fever / Q000473:pathology*
NASAL CAVITY; RHEUMATIC FEVER/pathology
Próba określenia pierwotnego ogniska zakazenia w chorobie reumatycznej u dzieci.