**Author details**

Vlad-Adrian Alexandrescu1,2\* and François Triffaux1

\*Address all correspondence to: v.alex@skynet.be

1 Department of General, Thoracic and Vascular Surgery, Princess Paola Hospital, IFAC/ Vivalia, Marche-en-Famenne, Belgium

2 Department of Cardio-Vascular and Thoracic Surgery, CHU Sart-Tilmant, University of Liège, Liège, Belgium
