Comparing Antivirus Software

I practice careful system administration of our Windows computers instead of relying on anti-virus software, but as the subject came up recently in a mailing list, I collected a few comparative reviews of anti-virus software:

PC World Protect Your PC, July 2002

PC Magazine Personal Antivirus Software, June 2002

CNET Antivirus Software Reviews

About.com Top 5 Antivirus Software for Home Use

ConsumerSearch Antivirus Software Product Reviews, including reviews of other reviews