Division of Gastroenterology and Hepatology of Internal Medicine of Nebraska Medical Center 68198 States;
Department of Internal Medicine of Nebraska Medical Center 68198 States;
Division of Gastroenterology and Hepatology Center for Digestive Health Falls 57105;
Department of Public Health City University Graduate School of Medical Sciences 467-8601;
Division of Psychiatry and Cognitive-Behavioral Medicine City University Graduate School of Medical Sciences 467-8601;
Department of Surgery A.Burns School of Medicine of Hawaii at Manoa 96813 States;