Mode of access: Internet at the APHIS web site. Address as of 8/13/08: http://www.aphis.usda.gov/lpa/pubs/fsheet%5Ffaq%5Fnotice/fs%5Fphsurveillance.html (HTML version), http://www.aphis.usda.gov/lpa/pubs/fsheet%5Ffaq%5Fnotice/fs%5Fphsurveillance.pdf (PDF version); current access to PDF version available via PURL.