1. Murakami M, Kuroda Y, Okamoto Y et al (1998) Neoadjuvant concurrent chemoradiotherapy followed by definitive high-dose radiotherapy or surgery for operable thoracic esophageal carcinoma. Int J RadiatOncolBiol Phys 40:1049–1059
2. Fan JM, Wen SX, Wang BQ et al (2020) Meta-analysis of comparison for efficacies between surgical plus radio(chemo)therapy and non-surgery chemoradiotherapy treatment strategies for advanced hypopharyngeal cancer. Chinese J Otorhinolaryngol Head Neck Surg 55:144–149
3. Grass GD, Cooper SL, Armeson K et al (2015) Cervical esophageal cancer: a population-based study. Head Neck 37:808–814
4. Huang SH, Lockwood G, Brierley J et al (2008) Effect of concurrent high-dose cisplatin chemotherapy and conformal radiotherapy on cervical esophageal cancer survival. Int J RadiatOncolBiol Phys 71:735–740
5. Yamada K, Murakami M, Okamoto Y et al (2006) Treatment results of radiotherapy for carcinoma of the cervical esophagus. ActaOncol 45:1120–1125