1 From the Department of Radiology, Wexham Park Hospital, Frimley Health NHS Foundation Trust, Portsmouth Rd, Frimley, Camberley GU16 7UJ, England (A.B.); Department of Radiology, Wellington Regional Hospital, Te Whatu Ora, and Artibiotics, Wellington, New Zealand (C.K.); Department of Radiodiagnosis, Tata Memorial Hospital, Mumbai, India (A.V.); and Department of Radiology, Division of Radiation Oncology and Medical Physics, The Ottawa Hospital, Ottawa, Ontario, Canada (M.L.B.V.).