DR. J. FRANKLIN ROY, DR. SWETHA RAMANI CK, DR. URKAVALAN KARTHIKA, DR. GAYATHRI BALASUBRAMANIAM. A Comparative Study Using the Balloon Indicator Syringe and Conventional Loss of Resistance (LOR) Syringe to Identify the Epidural Space in Adult Patients Undergoing Elective Lower Abdomen and Lower Limb Procedures – A Randomized Controlled Study. South Eastern European Journal of Public Health, [S. l.], p. 3220–3228, 2025. DOI: 10.70135/seejph.vi.5648. Disponível em: https://seejph.com/index.php/seejph/article/view/5648. Acesso em: 4 mar. 2026.