[1
]
Division of Gastroenterology and Hepatology, University of Arkansas for Medical Sciences,
Little Rock, AR, USA.
[2
]
Department of Internal Medicine, University of Arkansas for Medical Sciences, Little
Rock, AR, USA.
[3
]
Division of Gastroenterology and Hepatology, Stanford University, Palo Alto, CA, USA.
[4
]
Division of Gastroenterology and Hepatology, University of Arkansas for Medical Sciences,
Little Rock, AR, USA. aduarterojo@uams.edu.