Fig. 2From: Stereotactic ablative radiotherapy or best supportive care in patients with localized pancreatic cancer not receiving chemotherapy and surgery (PANCOSAR): a nationwide multicenter randomized controlled trial according to a TwiCs designThe visual feedback system, including an MR-compatible monitor at the head end of the MR bore and an adjustable mirror (Botman et al., Clin Transl Radiat Oncol. 2019)Back to article page