Murugan, Mahesh Kumar, et al. “Comparison of the Effect of Dexmedetomidine and Clonidine As an Adjuvant to Epidural Levobupivacaine on Duration of Post-Operative Analgesia in Total Abdominal Hysterectomy-A Randomized Controlled Trial”. Adolescência E Saúde, Oct. 2026, pp. 1874-85, doi:10.67440/ahj.vi.2711.