1. ESMO Guidelines Committee. Anal cancer: ESMO Clinical Practice Guidelines for diagnosis, treatment and follow-up;Rao;Ann Oncol,2021
2. Muirhead R, Adams RA, Gilbert DC et al. National Guidance for IMRT in Anal Cancer: Version 3 – 18/04/2016. Available online: http://analimrtguidance.co.uk/national-anal-imrt-guidance-v3.pdf [accessed 15 January 2022].
3. Benson AB, Venook AP, Al-Hawary MM et al. NCCN Clinical Practice Guidelines in Oncology (NCCN Guidelines®): Anal Carcinoma Version 1.2021 – February 16; 2021. Available online: https://www.nccn.org/professionals/physician_gls/pdf/anal.pdf [accessed 15 January 2022].
4. Effects of prolongation of overall treatment time due to unplanned interruptions during radiotherapy of different tumor sites and practical methods for compensation;Bese;Int J Radiat Oncol Biol Phys,2007
5. An intergroup phase III comparison of standard radiation therapy and two schedules of concurrent chemoradiotherapy in patients with unresectable squamous cell head and neck cancer;Adelstein;J Clin Oncol,2003