1 Federal University of Paraná, Department of Statistics, Curitiba, PR, Brazil.
2 SUNY Downstate Health Sciences University, College of Medicine, New York, USA.
3 Section of Clinical Biochemistry, Department of Neuroscience, Biomedicine and Movement, University of Verona, Verona, Italy.
4 Cincinnati Children's Hospital Medical Center, The Heart Institute, Cardiac Intensive Care Unit, Ohio, USA. Electronic address: Brandon.henry@cchmc.org.