Eaton David J, Naismith Olivia F, Henry Ann M
National Radiotherapy Trials QA Group, Mount Vernon Hospital, London, United Kingdom.
Department of Physics, Royal Marsden Hospital, Fulham Road, London, United Kingdom.
Int J Radiat Oncol Biol Phys. 2015 Jan 1;91(1):239-41. doi: 10.1016/j.ijrobp.2014.09.025.