1. Arkansas Gastroenterology, North Little Rock, Arkansas, United States
2. Division of Gastroenterology, Long Island Jewish Medical Center, Zucker School of Medicine at Hofstra/Northwell, Northwell Health System, New Hyde Park, New York, United States
3. Rutgers University, New Brunswick, New Jersey, United States
4. Sidney Kimmel Medical College at Thomas Jefferson University, Philadelphia, Pennsylvania, United States
5. Education and Research Services, UAMS Library, Little Rock, Arkansas, United States
6. Division of Gastroenterology, Department of Medicine, University of Arkansas for Medical Sciences, Little Rock, Arkansas, United States
7. Institute of Health System Science, Feinstein Institutes for Medical Research, Manhasset, New York, United States