“…The process was more intensive in youths (by 42.8% and 20.0% against 22.2% and 6.1% in girls, respectively), but the levels of morbidity and prevalence were less (0.4 and 1.2 against 2.2 and 6.9 per 10 thousand of the respective population). That is, the girls are ill 3 times oftener, this coordinates with the data of the majority of authors [7,8]. The data on the growth of infection of the urinary system (IUS), in the structure of which CC is one of the leading places, prevail among teenagers [2].…”