Ngamruengphong Saowanee, Kumbhari Vivek, Tieu Alan H, Haito-Chavez Yamile, Bukhari Majidah, Hajiyeva Gulara, Ismail Amr, Aguila Gerard, Chen Yen-I, Khashab Mouen A
Department of Medicine and Division of Gastroenterology and Hepatology, The Johns Hopkins Medical Institutions, Baltimore, Maryland, USA.
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