Ratnawat A, Kumar V. Small Dose-Clonidine Prolongs Postoperative Analgesia after Sciatic-Femoral Nerve Block With 0.75% Rovpivacaine for Foot Surgery. AAN [Internet]. 2019Jun.23 [cited 2024Apr.19];4(2):17-0. Available from: https://aijournals.com/index.php/aan/article/view/741