Bhattarai PR. Ultrasound guided catheter placement for TeQuiLa block: a novel techinique for post-operative analgesia for abdominal surgeries. J. Soc. Anesth. Nep. [Internet]. 2018 Oct. 1 [cited 2025 Mar. 2];4(2):94-5. Available from: https://nepjol.info./index.php/JSAN/article/view/21211