Anestesia Espinal para Colecistectomía Laparoscópica: Spinal Anesthesia for Laparoscopic Collecistectomy. lauinvestiga [Internet]. 2019 Jun. 30 [cited 2026 Jul. 26];6(1):20-9. Available from: https://revistasojs.utn.edu.ec/index.php/lauinvestiga/article/view/327