M. Hamedfar, F. Ghaderi, H. Salehi Pourmehr, abbas soltani, M. . Ghojazadeh, and nafiseh vahed, “Posterior tibial nerve electrical stimulation in chronic constipation: a systematic review and meta-analysis”, Gastroenterol Hepatol Bed Bench, vol. 17, no. 1, Jan. 2024.