The information made available through this web site and its links is provided as a public service and on an 'as is' basis to those visiting our site. Any access to the site is voluntary and all access will be regarded as such. The opinions reflected within the website do not necessarily reflect the opinions of the faculty or staff at the Arizona Arthritis Center, nor do we assume any responsibility for the content provided at these or linked sites. Information obtained through this or any web site should not be relied upon as a substitute for receiving professional care from a physician or health care provider. If you are in the United States and are experiencing a medical emergency, please call 911 or call for emergency medical help on the nearest telephone.