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.
Volume 47, no. 2, p. 335-344, 2009. Page 341, Table 3, column 11, row 10: “44” should read “4.”
Page 341, Table 3, column 12, row 10: “33” should read “3.”
Page 341, Table 3, column 11, row 11: “44” should read “4.”
Page 341, Table 3, column 12, row 11: “33” should read “3.”
