[1] Univ Alberta, Cross Canc Inst, Dept Med Phys, Edmonton, AB, Canada
[2] Univ Alberta, Dept Oncol, Edmonton, AB, Canada
[3] BC Canc Victoria, Vancouver, BC, Canada
[4] Dalhousie Univ, Dept Med Phys, Nova Scotia Hlth, Halifax, NS, Canada
[5] Dalhousie Univ, Dept Radiat Oncol, Halifax, NS, Canada
[6] Univ Alberta, Med Phys Div, Dept Oncol, Edmonton, AB, Canada
[7] MagnetTx Oncol Solut, Edmonton, AB, Canada