Response to Comment on: "Prognostic Relevance of Primary Tumor Sidedness in Early-Stage Colorectal Cancer: An Integrated Analysis of 4 Randomized Controlled Trials (JCOG2003A)"

Affiliations

• ¹ From the Department of Gastroenterological Surgery, Aichi Cancer Center Hospital, Aichi, Japan.
• ² Department of Colorectal Surgery, National Cancer Center Hospital, Tokyo, Japan.
• ³ Department of Gastrointestinal Medical Oncology, National Cancer Center Hospital, Tokyo, Japan.
• ⁴ Clinical Oncology Division, Kochi Health Sciences Center, Kochi, Japan.
• ⁵ Department of Medical Oncology, Saitama Medical University International Medical Center, Saitama, Japan.
• ⁶ Department of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Oita, Japan.
• ⁷ Department of Gastroenterological Surgery, Niigata Cancer Center Hospital, Niigata, Japan.
• ⁸ Japan Clinical Oncology Group Data Center, National Cancer Center Hospital, Tokyo, Japan.