DR GEETA AHLAWAT. A COMPARITIVE EVALUATION OF INTRAPERITONEAL SUBDIAPHRAGMATIC INSTILLATION OF LEVOBUPIVACAINE VERSUS ROPIVACAINE FOR SHOULDER TIP PAIN AFTER LAPAROSCOPIC CHOLECYSTECTOMY; A DOUBLE BLIND PLACEBO CONTROLLED STUDY. International Journal of Medical Science And Diagnosis Research, [S. l.], v. 2, n. 4, 2018. Disponível em: https://ijmsdr.com/index.php/ijmsdr/article/view/104. Acesso em: 4 aug. 2026.