Ospedali Riuniti di Bergamo, Italy (1993-1995)
Alder Hey Children's Hospital, Liverpool, UK (1995)
Royal Children's Hospital, Melbourne, Australia(1997)
Ospedali Riuniti di Bergamo, Italy (1998- 2001)
Policlinico di Monza, Italy (2002-2014)
Heart of Children, Italy (2009-persent)
Evex Medical corporation, Georgia (2014-2018)
Congenital cardiac surgery in adults
Aortic root repair
Miniinvasive cardiac surgery
Mitral valve repair in mini thoracotomy
Aortic valve surgery in ministernotomy
Suturless valves in ministernotomy
Tbilisi State medical University, Georgia (1982-1988)
Center of Cardiovascular surgery, Moscow (1988-1993)