TY - RPRT TI - Pencil kernel correction and residual error estimation for quality-index-based dose calculations. AU - Tufve Nyholm AU - Jörgen Olofsson AU - Anders Ahnesjö AU - Dietmar Georg AU - Mikael Karlsson PY - 2006 DO - 10.1088/0031-9155/51/23/021 UR - https://pubmed.ncbi.nlm.nih.gov/17110783/ ID - 17110783 ER -