1 Department of Medical and Surgical Sciences, Alma Mater Studiorum University of Bologna, Bologna, Italy.
2 Unit of Semeiotics, Liver and Alcohol-Related Diseases, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Via Albertoni 15, 40138, Bologna, Italy.
3 Department of Medical and Surgical Sciences, Alma Mater Studiorum University of Bologna, Bologna, Italy. paolo.caraceni@unibo.it.
4 Unit of Semeiotics, Liver and Alcohol-Related Diseases, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Via Albertoni 15, 40138, Bologna, Italy. paolo.caraceni@unibo.it.