The informational material as well as the opinions expressed on this site are for educational and research purposes only. They should not be used for actual treatment of disease without professional guidance. While we make every effort to ensure accuracy of information, we do not assume liability errors or omissions in such information and are not liable for any damage incurred directly or indirectly from the use of the information. References to specific commercial process or product by trade name, trademark, or manufacturer do not constitute or imply endorsement or recommendation by Meridian Medical Group or Dr. Raymond Chang.