the 33 infected children were divided into three groups on the basis of clinical and bacteriological criteria ( dysuria , frequency , fever , abdominal pain , inflammatory syndrome , immunofluorescence of bacteriuria , serum antibody levels ) : -- group a ( 8 children ) : upper urinary infection -- group b ( 14 children ) : lower urinary infection -- group c ( 11 children ) : urinary infection of undetermined site .
C0004659
bacteriuria
C0042029
urinary infection of