Validation of Electroencephalographic Recordings Obtained with a Consumer-Grade, Single Dry Electrode, Low-Cost Device: A Comparative Study. - Héctor Rieiro; Carolina Díaz-Piedra; José Miguel Morales; Andrés Catena; Samuel F. Romero; Joaquín Roca-González; Luis J. Fuentes; Leandro Luigi Di Stasi (Sensors, 2019)