**Author details**

Radu Mihail Mirica1 \* and Sorin Paun<sup>2</sup>

1 Emergency Clinical Hospital 'Saint John', University of Medicine and Pharmacy 'Carol Davila', Bucharest, Romania

2 Emergency Clinical Hospital Bucharest, University of Medicine and Pharmacy 'Carol Davila', Bucharest, Romania

\*Address all correspondence to: mirica\_rm@yahoo.com

© 2021 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
