the groups of population under monitoring included : individuals without hepatic illness just after admittance into hospitals ( these groups were found to be adequately representative of the corresponding open population ) , groups of children and boys from the open school population , individuals living in various communities ( foundling hospital , children college , recruits , institutionalized old people , subnormal individuals and their assistance staff ) , non-assistance working categories ( workers from metallurgical and chemical industries , shipped seamen ) , hospital assistance personnel , dialyzed and transplanted renal patients , blood donors .
C0008059
children
C0027361
individuals