A Reliable Method to Estimate the Bispectral Index Value Using a Single Frontal EEG Channel for Intra and Inter Subject Variability. - Mohammad Shahbakhti; Matin Beiramvand; Roza Krycinska; Erfan Nasiri; Wei Chen; Jordi Solé-Casals; Michal Wierzchon; Anna Broniec-Wójcik; Piotr Augustyniak; Vaidotas Marozas (MeMeA, 2023)