Scientific Correspondence Dr. Laurence S. Kaminsky Wadsworth Center New York State Department of Health PO Box 509 Albany, NY 12201-0509 USA 518-474-4920 Phone 518-486-1505 Fax kaminsky@wadsworth.org  Conference Secretariat Certified Travel Associates 19 Aviation Road Albany, NY 12205 USA 1-800-237-1517  Phone 518-783-6003 Fax cta@certifiedtravel.org