Impact of transcranial alternating current stimulation on psychological stress: A functional near-infrared spectroscopy study - M. N. Afzal Khan; Yara Badr; Sandra Mary Prasad; Usman Tariq; Fadwa Almughairbi; Fabio Babiloni; Fares Al-Shargie; Hasan Al-Nashash (PLoS ONE, 2025)