**Author details**

Katarina Tomulić Brusich<sup>1</sup> \* and Ivana Acan2

\*Address all correspondence to: ktomulic@mail.com

1 Department of Anesthesiology and Intensive Care, The Magdalena Special Hospital for Cardiovascular Surgery and Cardiology, Croatia

2 Department of Anesthesiology and Intensive Care, University Hospital Merkur, Zagreb, Croatia
