Teixeira, P.E.P., Alawdah, L., Alhassan, H.A., Guidetti, M., Priori, A., Papatheodorou, S. and Fregni, F. 2020. The Analgesic Effect of Transcranial Direct Current Stimulation (tDCS) combined with Physical Therapy on Common Musculoskeletal Conditions: A Systematic Review and Meta-Analysis. Principles and Practice of Clinical Research. 6, 1 (May 2020), 23–26.