| hepatitis a seroprevalence in a random sample of the turkish population by simultaneous epi cluster and comparison with surveys in turkey. | this study was conducted to determine the hepatitis a virus (hav) seroprevalence in nine provinces representative of turkey as a whole. these provinces are representative of the country's geographical location, and demographic, economic and social characteristics. in each province, sample sizes were determined using published data on hav seroprevalence, and sample sizes for each province and for the cluster were calculated for each group of subjects under the age of 30 for seroprevalence estimat ... | 2002 | 12405430 |