Dr. Hansen is a medical doctor trained at University of Colorado, and Yale School of Medicine, with a specialty year in pain medicine. Active in many societies, and has lectured in many arenas, Dr. Hansen is currently President of the American Society of Interventional Pain Physicians, a large pain organization. It is Dr. Hansen's mission to serve, not promote. Please also listen to Pain Information.  Multiple boards. Pain, anesthesia, addiction. hh

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