Determination of scattered radiation around PORT-XII portable dental radiography unit - غفاریروشنک; خبیریمسعود; رفیعیانمهدی; خرمیالناز; نیکزادشهناز; Ghafari, Roshanak; Khabiri, Masoud; Rafieian, Mahdi; Khorrami, Elnaz; Nikzad, Shahnaz (Journal of Isfahan Dental School, 2013)