Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Flow chart depicting the conduct of the study. A baseline computed tomography was used in some patients who did not have baseline magnetic resonance imaging (MRI – Magnetic resonance imaging; CECT – Contrast-enhanced computed tomography; pCR – Pathological complete response; TME – Total mesorectal excision; SSS – Sphincter saving surgery; CRM – Circumferential resection margin; T – Tumor; N – Node)
