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.
Preoperative pelvic magnetic resonance imaging. A-C: Preoperative pelvic magnetic resonance imaging (MRI) of Case 1 (white arrow shows the rectal cancer, 2013/10/23); D-F: Preoperative pelvic MRI of Case 2 (white arrow shows the rectal cancer, 2015/11/05).
