Our website links to federal agencies and, in some cases, to private organizations. You are subject to those sites’ privacy policies when you leave our site.
Reference in this website to any specific commercial product, process, service, manufacturer, or company is not an endorsement or recommendation by the U.S. Government or the U.S. Department of Health and Human Services (HHS). HHS is not responsible for the contents of other websites.
When visiting our website, your browser may also produce pop-up advertisements. These advertisements were most likely produced by other websites you visited or third-party software on your computer. HHS does not endorse or recommend products or services for which you may see a pop-up advertisement while visiting our site.
This information on this website is only intended to be general summary information for public use. This information does not replace written law or regulations, nor does it replace professional medical advice, diagnosis, or treatment. If you have questions about a medical condition, always seek the advice of a doctor or other qualified health professional.
This site is maintained by the U.S. Government and is protected by various provisions of Title 18, U.S. Code. Violations of Title 18 are subject to criminal prosecution in federal court.
To keep our site secure and to ensure that this service remains available to all users, we use software programs to monitor traffic and identify unauthorized attempts to upload or change information, or otherwise cause damage. In the event of authorized law enforcement investigations, and in accordance with any required legal process, information from these sources may be used to help identify an individual.
Many of the images used on this website are licensed stock photography images that feature model(s). The models have no affiliation with the Department of Health and Human Services (HHS) and are for illustrative purposes only. The stock photos are not in the public domain and may not be utilized by others under the HHS license.
According to the Paperwork Reduction Act of 1995, no persons are required to respond to a collection of information unless it displays a valid OMB control number. The valid OMB control number for this information collection is 0990-0379. The time required to complete this information collection is estimated to average 5 minutes per response, including the time to review instructions, search existing data resources, gather the data needed, and complete and review the information collection. If you have comments concerning the accuracy of the time estimate(s) or suggestions for improving this form, please write to: U.S. Department of Health & Human Services, OS/OCIO/PRA, 200 Independence Ave., S.W., Suite 336-E, Washington D.C. 20201, Attention: PRA Reports Clearance Officer.
Last Updated: April 28, 2021