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NIAID does not endorse or recommend any commercial products, processes, or services. The views and opinions of authors expressed on the NIAID Web site do not necessarily state or reflect those of the U.S. Government, and may not be used for advertising or product endorsement purposes.

Some NIAID sites may provide links to other Internet sites for the convenience of World Wide Web users.  NIAID is not responsible for the availability, content or privacy policies of non-federal public Web sites, and does not endorse, warrant or guarantee the products, services or information described or offered at these other Internet sites.  Non-federal public Web sites do not necessarily operate under the same laws, regulations, and policies as federal Web sites.

It is not the intention of NIAID to provide specific medical advice, but rather to provide users with information to better understand their health and their diagnosed disorders. Specific medical advice will not be provided, and NIAID urges you to consult with a qualified physician for diagnosis and for answers to your personal questions.