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.
Readers may have been confused by the page reference given for reference 2 in this article by Petra M Boynton in the Hands-on Guide to Questionnaire Research series (5 June, pp 1372-5). The correct page reference is 573.
