Introduction of Application of Gini Coefficient to Heart Rate Variability Spectrum for Mental Stress Evaluation

by Miguel Enrique Sánchez-Hechavarría, Shreya Ghiya, Ramon Carrazana-Escalona, Sergio Cortina-Reyna, Adán Andreu-Heredia, Carlos Acosta-Batista, Nicolás Armando Saá-Muñoz