[Significance of the periodic waves of hospitalization and of the unequal distribution according to sex of the cases of epidemic hepatitis in Brasov].
D058872:Epidemics; D006505:Hepatitis; D006506:Hepatitis A / Q000453:epidemiology*; D006760:Hospitalization; D006801:Humans; D010507:Periodicity; D012723:Sex
HEPATITIS, INFECTIONS/epidemiology; PERIODICITY; SEX