References

1. Clinical application of high dose rate endorectal brachytherapy for patients with rectal cancer, T. Vuong et al.
2. MORPHEUS Phase II-III study; a pre-planned interim safety analysis and preliminary results. Aurelie Garant et al.
3. Neoadjuvant chemoradiotherapy with radiation dose escalation with contact x-ray brachytherapy boost or external beam radiotherapy boost for organ preservation in early cT2-cT3 rectal adenocarcinoma (OPERA): a phase 3, randomised controlled trial. J-P Gerard et al.