Somsak Khuenchana. (2000) Assessing the effects of varying field sizes and depths in phantom on wedge transmission factors for universal wedges used in 6MV x-ray beam. Mahidol University,:ม.ป.ท.Somsak Khuenchana. 2000. Assessing the effects of varying field sizes and depths in phantom on wedge transmission factors for universal wedges used in 6MV x-ray beam. ม.ป.ท.:Mahidol University,;Somsak Khuenchana. Assessing the effects of varying field sizes and depths in phantom on wedge transmission factors for universal wedges used in 6MV x-ray beam. ม.ป.ท.:Mahidol University, 2000. Print.