Research fellowships:

2009 – April-May – Yeditepe University, Istambul, Turkey. Laboratory of gene engineering and biology.

2010 – July – University of Udine, Italy. – Laboratory of molecular biology.

2012 – June, 7-9 – Clinical school of EASL №18 «Liver visualization», Bologna, Italy.

June 2013 – June 2014 - Laboratory of Gastroenterology, Hepatology and Infectious Diseases Clinic, Heinrich Heine University, Duesseldorf, Germany.