Gastroenterology
Gastroenterology > 2014 > 146 > 3 > 718-725.e3
Gastroenterology > 2014 > 146 > 3 > 647-651
Gastroenterology > 2014 > 146 > 3 > 709-717
Gastroenterology > 2014 > 147 > 2 > 351-358
Gastroenterology > 2014 > 147 > 2 > 343-350