[Gaithersburg, MD] : National Institute on Aging, U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health, [2006]
Mode of access: Internet from the NIA web site. Address as of 9/18/07: http://www.niapublications.org/agepages/PDFs/Shingles.pdf ; current access is available via PURL.