Ramirez-Jaime, Estrada-Sara, and Martinez-Raquel, “Effectiveness of Perineural Dexmedetomidine and Ropivacaine on Preventing Phantom Limb Pain in Patients Undergoing Femoral Supracondylar Amputation”, GJMR, vol. 20, no. H1, pp. 11–17, Jan. 2020.