The sera of 3,363 healthy people from different regions of Turkey were investigated for the presence of hepatitis Bs-antigen. Agar-gel double diffusion technique was employed for the demonstration of this antigen. In 101 persons than antigen was found to be present, giving an incidence of 3% for hepatitis Bs-antigen in Turkey.
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Pirnar et al. (1976) studied this question.
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