This World Wide Web Site (WWW) is provided as a public service by the National Cancer Institute, National Institutes of Health.
Information presented on this WWW site is considered public information and may be distributed or copied. Use of appropriate
byline/photo/image credits is requested.
For site management, information is collected for statistical purposes and scheduled for regular destruction in accordance with the
National Archives and Records Management Guidance. This government computer system uses software programs to create
summary statistics, which are used for such purposes as assessing what information is of most and least interest, determining
technical design requirements, and identifying system performance and problem areas. Except for authorized law enforcement
investigations, no other attempts are made to identify individual users or their usage habits.
For site security purposes and to ensure that this server remains available to users, this government computer system employs
software programs to monitor network traffic to identify unauthorized attempts to upload or change information, or otherwise cause
damage. By accessing this web site, you expressly consent to monitoring of this site for unauthorized activities. Unauthorized
attempts to upload information or change information on this service are strictly prohibited and may be punishable under the
Computer Fraud and Abuse Act of 1986 and the National Information Infrastructure Protection Act.
NOTE: This site may include among its services discussion forums or comment areas in which
users are invited to submit comments. In some cases, personal identifier information such as name or E-mail address is requested
or required. This information may be posted for public access along with the submitted comments and messages which it
accompanies. In all cases, participation is strictly voluntary and no other use is made of the information. If you have additional
questions about NCI's Privacy Policy contact the Freedom of Information Act/Privacy Act Coorinator.
The Web sites at the National
Cancer Institute have been designed to
be accessible to all users, compliant with the 508 standards, and
compatible with screen readers and other assistive technologies.
However, this is an ongoing
process and it is possible that some users with disabilities may
encounter problems accessing
some pages.
To Ask Questions About Cancer
If you would like additional help accessing or understanding
information on an NCI Web page, or to receive a personalized response
to your specific questions about cancer, we encourage U.S. residents
to call NCI's Cancer Information
Service (CIS) at 1-800-4-CANCER (1-800-422-6237)
Monday through Friday from 9:00 a.m. to 4:30 p.m. local time to speak
with a Cancer Information Specialist. Deaf and hard of hearing
callers with TTY equipment may call 1-800-332-8615.
To Ask Questions About Web Accessibility for People
With Disabilities
For questions about NCI's continuing efforts to make its Web-based
information accessible to all users, or to report an accessibility
problem on any of our pages, please complete this form.
Alternatively, you may e-mail nci508@mail.nih.gov.
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