TY - RPRT TI - Modelling simple helically delivered dose distributions. AU - John D Fenwick AU - Wolfgang A Tomé AU - Michael W Kissick AU - T Rock Mackie PY - 2005 DO - 10.1088/0031-9155/50/7/013 UR - https://pubmed.ncbi.nlm.nih.gov/15798340/ ID - 15798340 ER -