Table 1. Mean and standard deviation of the radiopacity (mm Al), flow (mm), initial setting time (hours) and final setting time (hours).
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.