at the time this study was carried out , the over-all prevalence of s. haematobium infection was 37.6 % , that of s. mansoni infection 29.8 % and that of mixed infections 17.1 % .of 579 people examined , 292 ( 58.2 % ) were excreting schistosome eggs .
C0009450
infection
C0275524
mixed infections