“…Of them, 7 (63.6%) were found positive for IgG/HAV. Group D: 28 children, average age = 6.8 years (2)(3)(4)(5)(6)(7)(8)(9)(10)(11)(12) whose parents work at our institution were tested, 6 (2 1.4%) were HAV IgG positive. Group E: Of 148 blood donors, average age = 28.6 years (18-54), 92 (62.6%) were found positive for HAV IgG.…”