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.
Distribution of stenoses among the types of swing segments (n = 127). Percentage refers to stenosis. Stenosis of the proximal swing segment accounted for 18% (n = 23); juxta-anastomotic segment, 63% (n = 80); and cephalic arch, 19% (n = 24).
