zeinab fazeli proteomics research center, students’ research committee, shahid beheshti university of medical sciences, ir iran mohsen vahedi department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, ir iran sara ashtari department of health system research, gastroenterology and liver disease research center, shahid beheshti university of medical sciences, ir iran +98-2122432515, [email protected] mohamad amin pourhoseingholi department of health system research, gastroenterology and liver disease research center, shahid beheshti university of medical sciences, ir iran +98-2122432515, [email protected]; department of health system research, gastroenterology and liver disease research center, shahid beheshti university of medical sciences, ir iran +98-2122432515, [email protected]

Akinori Uruha Satoru Noguchi Yukiko K Hayashi Rie S Tsuburaya Takahiro Yonekawa Ikuya Nonaka Ichizo Nishino