TY - GEN AU - Ruan,Dan AU - Kupelian,Patrick AU - Low,Daniel A TI - Image-guided positioning and tracking SN - 1540-336X PY - 2011///0908 KW - Diagnostic Imaging KW - Humans KW - Patient Positioning KW - Radiotherapy Planning, Computer-Assisted N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1097/PPO.0b013e318221ad69 ER -