A systematic review of EEG neurofeedback in fibromyalgia to treat psychological variables, chronic pain and general health. - Torres, Carlos Barbosa; Barona, Eloísa Julia Guerrero; Molina, Mónica Guerrero; Sánchez, María Elena García-Baamonde; Manso, Juan Manuel Moreno (European Archives of Psychiatry & Clinical Neuroscience, 2024)