The file is provided for reference purposes only. It was current when produced, but
is no longer maintained and may now be outdated. Persons with disabilities having difficulty
accessing information on this page may e-mail for
Centers for Disease Control and Prevention (CDC)
We collect no information about you, other than information automatically
collected and stored (see below), when you visit our web site unless you choose to provide
that information to us.
Information Automatically Collected and Stored:
When you browse through any Web site, certain personal information about you can be
collected. We automatically collect and temporarily store the following information about
- the name of the domain you use to access the Internet (for example, aol.com, if you are
using an America Online account; or stanford.edu, if you are connecting from Stanford
- the date and time of your visit;
- the pages you visited; and
- the address of the Web site you came from when you came to visit.
We use this information for statistical purposes and to help us make our site more
useful to visitors. Unless it is specifically stated otherwise, no additional information
will be collected about you.
Personally Provided Information:
You do not have to give us personal information to visit our Web site. If you choose to
provide us with additional information about yourself through an e-mail message, form,
survey, etc., we will only maintain the information as long as needed to respond to your
question, fulfill the stated purpose of the communication, or when required by law to
safeguard and preserve it. These communications may also be protected by the Privacy Act
which restricts our use of them, yet permits certain disclosures.
CDC does not disclose, give, sell or transfer any personal information about our
visitors, unless required for law enforcement or otherwise required by law.
This site is maintained by the U.S. Government. It is protected by various provisions
of Title 18, U.S. Code. Violations of Title 18 are subject to criminal prosecution in
For site security purposes and to ensure that this service remains available to all
users, we employ software programs to monitor traffic to identify unauthorized attempts to
upload or change information, or otherwise cause damage. In the event of authorized law
enforcement investigations, and, pursuant to any required legal process, information from
these sources may be used to help identify an individual.
Systems of Records:
Information originally collected in traditional paper systems can be submitted
electronically. Electronically submitted information is maintained, preserved, or
destroyed pursuant to the Federal Records Act and, in some cases, may also be subject to
the Privacy Act. If information that you submit is to be used in a Privacy Act system of
records, there will be a Privacy Act Notice provided.