| epidemiology of hepatitis b, hepatitis c, and human immunodeficiency virus infecions in patients with beta-thalassemia in iran: a multicenter study. | though regular blood transfusion improves the overall survival of patients with beta-thalassemia, it carries a definite risk of infection with blood-borne viruses. we carried out this multicenter study to provide epidemiologic data on hepatitis b virus (hbv), hepatitis c virus (hcv), and human immunodeficiency virus (hiv) infection among iranian beta-thalassemic patients. moreover, hcv infection-associated risk factors were investigated in this population. | 2006 | 17061602 |
| seroprotection after hepatitis b vaccination in children aged 1 to 15 years in central province of iran, semnan. | there are controversies over the long-term persistence of post vaccination immunity to hepatitis b and the need for booster doses of the vaccine. the aim of this study was to verify antibody levels of antibody against hepatitis b virus surface antigen (anti-hbs) in children aged 1 to 15 years who received vaccination against hepatitis b in the central province of iran, semnan. | 2014 | 25916024 |
| the changing epidemiology of viral hepatitis b in iran. | hepatitis b virus (hbv) prevalence has decreased dramatically in iranian population during the last decade, and now our country is classified as having low endemicity for hepatitis b infection. improvement of the people's knowledge about hbv risk factors, national vaccination program since 1993 for all neonates, and vaccination of high risk groups might justify this decrease. the hbv vaccination started in infants in two provinces (zanjan and semnan) in 1989, and in 1993 the vaccination was incl ... | 2007 | 18193122 |