TY - RPRT TI - Deterministic absorbed dose estimation in computed tomography using a discrete ordinates method AU - Norris, Edward T. AU - Liu, Xin AU - Hsieh, Jiang PY - 2015 DO - 10.1118/1.4922000 UR - https://www.osti.gov/biblio/22413621 ID - 22413621 ER -