Evaluation of an Integrated System of Wearable Physiological Sensors for Stress Monitoring in Working Environments by Using Biological Markers. - Stefano Betti; Raffaele Molino Lova; Erika Rovini; Giorgia Acerbi; Luca Santarelli; Manuela Cabiati; Silvia Del Ry; Filippo Cavallo (IEEE Trans. Biomed. Eng., 2018)