[Problem of recurrence and reinfection in virus hepatitis in children under 14].
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006506:Hepatitis A / Q000453:epidemiology*; D006801:Humans; D007223:Infant; D008297:Male
Zagadnienie nawrotów i powtórnych zachorowán na wirusowe zapalenie watroby  u dzieci do lat 14.