1 Department of Cardiothoracic Science, Azienda Sanitaria Universitaria Integrata and DAME, University of Udine, Italy.
2 Cardiovascular Department “Ospedali Riuniti” of Trieste and Post Graduate School of Cardiovascular Sciences, University of Trieste, Trieste, Italy.
3 Laboratory Department of Medical and Biological Sciences, University of Udine, Udine, Italy.
Received 17 April 2019. Revision received 18 June 2019.
Accepted 21 June 2019.
C.D.N. analyze the data and draft the paper. A.P. and D. M. collect the data and draft the paper. N.F., S.P., G.D.M., I.V., and S.S. perform the acquisition and analysis of data. C.N. collect and analyze the data. G.S. and U.L. review the paper and final approval of the paper.
The authors declare no funding or conflicts of interest.
Correspondence: Concetta Di Nora, MD, Department of Cardiothoracic Science, Azienda Sanitaria Universitaria Integrata di Udine, Hospital S. Maria della Misericordia, Udine, Italy, 33100. (firstname.lastname@example.org).