Seroprevalence of Hepatitis B Virus Infection and Its Risk Factors in the West of Iran: A Population-based Study oleh Seyed Moayed Alavian, Seyed Vahid Tabatabaei, Teyyeb Ghadimi, Farzam Beedrapour, Sedigheh Amini Kafi.abad, Ahmad Gharehbaghian, Hassan Abolghasemi