Comparative evaluation of ropivacaine and levobupivacaine for postoperative analgesia after ultrasound-guided paravertebral block in patients undergoing percutaneous nephrolithotom...

por Saroa, Richa, Palta, Sanjeev, Puri, Siddharath, Kaur, Ravinder, Bhalla, Vidur, Goel, Atin
Publicado 2018