masaya saito division of gastroenterology, department of internal medicine, kobe university graduate school of medicine, kobe, japan; division of gastroenterology, department of internal medicine, kobe university graduate school of medicine, kobe, japan. tel: +81-783826305, fax: +81-783826309 yoshihiko yano division of gastroenterology, department of internal medicine, kobe university graduate school of medicine, kobe, japan; center for infectious diseases, kobe university graduate school of medicine, kobe, japan hirotaka hirano division of gastroenterology, department of internal medicine, kobe university graduate school of medicine, kobe, japan kenji momose division of gastroenterology, department of internal medicine, kobe university graduate school of medicine, kobe, japan masaru yoshida division of gastroenterology, department of internal medicine, kobe university graduate school of medicine, kobe, japan; division of metabolomics research, department of internal medicine, kobe university graduate school of medicine, kobe, japan takeshi azuma division of gastroenterology, department of internal medicine, kobe university graduate school of medicine, kobe, japan

mohammad taghei safari mohammad bagher miri mohammad javad ehsani ardakani

emin cakmakci department of radiology, sisli etfal training and research hospital, istanbul, turkey; department of radiology, sisli etfal training and research hospital, istanbul, turkey. tel: +90-5059436888, fax: +90-2123735014 kosti can caliskan department of radiology, sisli etfal training and research hospital, istanbul, turkey omer naci tabakci department of radiology, sisli etfal training and research hospital, istanbul, turkey mehmet tahtabasi department of radiology, sisli etfal training and research hospital, istanbul, turkey zeki karpat department of radiology, sisli etfal training and research hospital, istanbul, turkey

mia rodziewicz 1) department of gastroenterology, ciberehd. 2) health research institute princess (iis-ip). la princesa university hospital, spain ricardo moreno-otero 1) department of gastroenterology, ciberehd. 2) health research institute princess (iis-ip). la princesa university hospital, spain +34-913093911, [email protected]; 1) department of gastroenterology, ciberehd. 2) health research institute princess (iis-ip). la princesa university hospital, spain +34-913093911, [email protected]

afshin hooshyar department of gastroenterology, imam khomeini hospital, ardabil university of medical sciences, ardabil, ir iran shahram habibzadeh department of infectious disease, imam khomeini hospital, ardabil university of medical sciences, ardabil, ir iran; department of infectious disease, imam khomeini hospital, ardabil university of medical sciences, ardabil, ir iran. tel: +98-9144519670, fax: +98-4515510057 nasrin ghasemi department of internal medicine, imam khomeini hospital, ardabil university of medical sciences, ardabil, ir iran abbas yazdanbod department of gastroenterology, imam khomeini hospital, ardabil university of medical sciences, ardabil, ir iran sirus sohrabi department of emergency medicine, shahid beheshti university of medical sciences, tehran, ir iran nasrollah maleki department of internal medicine, imam khomeini hospital, ardabil university of medical sciences, ardabil, ir iran

claudia minosse laboratory of virology, national institute for infectious diseases “l. spallanzani”, rome, italy sabrina coen laboratory of virology, national institute for infectious diseases “l. spallanzani”, rome, italy ubaldo visco comandini liver unit, national institute for infectious diseases “l. spallanzani”, rome, italy raffaella lionetti liver unit, national institute for infectious diseases “l. spallanzani”, rome, italy marzia montalbano liver unit, national institute for infectious diseases “l. spallanzani”, rome, italy stefano cerilli liver unit, national institute for infectious diseases “l. spallanzani”, rome, italy

Abolfazl Movafagh, Afshin Moradi, Amir Sadeghi, Arash Dehghan, Arsham Moradi, Behrang Kazeminejad, Elena Jamali, Farahnaz Bidari zerehpoosh, Mahsa Ahadi, Malihe Saber Afsharian, Niki Hasanzadeh, Tahmineh Mollasharifi, Zeinab Kishani farahani,

A J C HAEX